diff --git a/reference/mbstring/functions/mb-check-encoding.xml b/reference/mbstring/functions/mb-check-encoding.xml
index a8dfdd896..9354638ac 100644
--- a/reference/mbstring/functions/mb-check-encoding.xml
+++ b/reference/mbstring/functions/mb-check-encoding.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: d2ff0abe1650703e8974acaa7674c678e587a696 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-check-encoding" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>mb_check_encoding</refname>
-  <refpurpose>Verifica si las cadenas son válidas para el encodage especificado</refpurpose>
+  <refpurpose>Verifica si las cadenas son válidas para el codificación especificada</refpurpose>
  </refnamediv>
 
  <refsect1 role="description">
@@ -16,9 +16,9 @@
    <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>encoding</parameter><initializer>&null;</initializer></methodparam>
   </methodsynopsis>
   <para>
-   Verifica si el flujo de octetos es válido para el encodage específico.
+   Verifica si el flujo de octetos es válido para la codificación especificada.
    Si <parameter>value</parameter> es de tipo &array;, todas las claves y los valores son validados de manera recursiva.
-   Es útil para prever lo que se conoce como « ataque por encodage inválido ».
+   Es útil para prever lo que se conoce como « ataque por codificación inválida ».
   </para>
   <para>
   </para>
@@ -46,7 +46,7 @@
      <term><parameter>encoding</parameter></term>
      <listitem>
       <para>
-       Encodage esperado.
+       Codificación esperada.
       </para>
      </listitem>
     </varlistentry>
@@ -61,6 +61,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -84,6 +89,7 @@
        <parameter>value</parameter> y <parameter>encoding</parameter> ahora son nullable.
       </entry>
      </row>
+     &mbstring.changelog.encoding-invalid;
      <row>
       <entry>7.2.0</entry>
       <entry>
diff --git a/reference/mbstring/functions/mb-chr.xml b/reference/mbstring/functions/mb-chr.xml
index 58eb4d897..5819f15ae 100644
--- a/reference/mbstring/functions/mb-chr.xml
+++ b/reference/mbstring/functions/mb-chr.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 30c25e7d490278bb31b9d5df6107a3b300d7e10a Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-chr" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -53,6 +53,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -65,6 +70,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-convert-case.xml b/reference/mbstring/functions/mb-convert-case.xml
index 148305863..ee03d9f04 100644
--- a/reference/mbstring/functions/mb-convert-case.xml
+++ b/reference/mbstring/functions/mb-convert-case.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: d6f54016d62904cfd8200604aadd5e3f0d9bad97 Maintainer: Marqitos Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: Marqitos Status: ready -->
 <!-- Reviewed: no Maintainer: seros -->
 <refentry xml:id="function.mb-convert-case" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -68,6 +68,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <para>
@@ -90,6 +95,7 @@
         <constant>MB_CASE_TITLE_SIMPLE</constant>.
        </entry>
       </row>
+      &mbstring.changelog.encoding-invalid;
       <row>
        <entry>7.3.0</entry>
        <entry>
diff --git a/reference/mbstring/functions/mb-convert-kana.xml b/reference/mbstring/functions/mb-convert-kana.xml
index 71a5d3c8d..cb7c342b2 100644
--- a/reference/mbstring/functions/mb-convert-kana.xml
+++ b/reference/mbstring/functions/mb-convert-kana.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 34f90a65914c900173f9a42331acc45bc53d8eee Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-convert-kana" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -85,7 +85,7 @@
           <row>
            <entry><literal>A</literal></entry>
            <entry>
-            Convierte los números y alfabeto "zen-kaku" en "han-kaku".
+            Convierte los números y alfabeto "han-kaku" en "zen-kaku".
             (Los caracteres incluidos en las opciones "a", "A" son
             U+0021 - U+007E excluyendo U+0022, U+0027, U+005C, U+007E)
            </entry>
@@ -93,13 +93,13 @@
           <row>
            <entry><literal>s</literal></entry>
            <entry>
-            Convierte "zen-kaku" en "han-kaku" (U+3000 -> U+0020)
+            Convierte el espacio "zen-kaku" en "han-kaku" (U+3000 -> U+0020)
            </entry>
           </row>
           <row>
            <entry><literal>S</literal></entry>
            <entry>
-            Convierte "han-kaku" en "zen-kaku" (U+0020 -> U+3000)
+            Convierte el espacio "han-kaku" en "zen-kaku" (U+0020 -> U+3000)
            </entry>
           </row>
           <row>
@@ -174,6 +174,7 @@
    diferentes <parameter>mode</parameter> no es válida.
    Por ejemplo <literal>"sS"</literal>.
   </para>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -195,6 +196,7 @@
        </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-decode-numericentity.xml b/reference/mbstring/functions/mb-decode-numericentity.xml
index b26f0d1bd..6964ccc2b 100644
--- a/reference/mbstring/functions/mb-decode-numericentity.xml
+++ b/reference/mbstring/functions/mb-decode-numericentity.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 0bb8d1a0dda028c1086f07dbae25d320850d7a90 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-decode-numericentity" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -66,6 +66,7 @@
    <parameter>map</parameter> contiene algún valor que no sea un
    &integer;, un &float;, un &boolean;, &null; o una <link linkend="language.types.numeric-strings">cadena numérica</link>.
   </simpara>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -88,6 +89,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-encode-numericentity.xml b/reference/mbstring/functions/mb-encode-numericentity.xml
index 70676d9e3..fbd1bba7b 100644
--- a/reference/mbstring/functions/mb-encode-numericentity.xml
+++ b/reference/mbstring/functions/mb-encode-numericentity.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 0bb8d1a0dda028c1086f07dbae25d320850d7a90 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-encode-numericentity" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -77,6 +77,7 @@
    <parameter>map</parameter> contiene algún valor que no sea un
    &integer;, un &float;, un &boolean;, &null; o una <link linkend="language.types.numeric-strings">cadena numérica</link>.
   </simpara>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -99,6 +100,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-http-output.xml b/reference/mbstring/functions/mb-http-output.xml
index d23f66ec2..9a9569406 100644
--- a/reference/mbstring/functions/mb-http-output.xml
+++ b/reference/mbstring/functions/mb-http-output.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: d553fa36940639b0889ec4358fa3bbb92f123b69 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 
 <refentry xml:id="function.mb-http-output" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
@@ -60,6 +60,7 @@
    Levanta una excepción <exceptionname>ValueError</exceptionname> si
    <parameter>encoding</parameter> contiene octetos nulos.
   </simpara>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -82,6 +83,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-ord.xml b/reference/mbstring/functions/mb-ord.xml
index 91757aae6..34dd42945 100644
--- a/reference/mbstring/functions/mb-ord.xml
+++ b/reference/mbstring/functions/mb-ord.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 62126c55f1c6ed444043e7272c4f9e233818a44b Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-ord" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -49,6 +49,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -61,6 +66,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
@@ -83,10 +89,10 @@ var_dump(mb_ord("\x80", "Windows-1252"));
     </programlisting>
     &example.outputs;
     <screen>
-     int(65)
-     int(128024)
-     int(128)
-     int(8364)
+int(65)
+int(128024)
+int(128)
+int(8364)
     </screen>
    </example>
   </para>
diff --git a/reference/mbstring/functions/mb-preferred-mime-name.xml b/reference/mbstring/functions/mb-preferred-mime-name.xml
index da7f02d25..73f32694c 100644
--- a/reference/mbstring/functions/mb-preferred-mime-name.xml
+++ b/reference/mbstring/functions/mb-preferred-mime-name.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 92f1b8b177eb5730382abf9f27bae868f1bb636f Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-preferred-mime-name" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>mb_preferred_mime_name</refname>
-  <refpurpose>Detecta la codificación MIME</refpurpose>
+  <refpurpose>Obtiene la cadena del juego de caracteres MIME</refpurpose>
  </refnamediv>
 
  <refsect1 role="description">
@@ -15,7 +15,7 @@
    <methodparam><type>string</type><parameter>encoding</parameter></methodparam>
   </methodsynopsis>
   <para>
-   Obtiene el nombre de la codificación MIME de una cadena.
+   Obtiene la cadena del juego de caracteres MIME para una codificación específica.
   </para>
  </refsect1>
 
@@ -43,6 +43,28 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
+ <refsect1 role="changelog">
+  &reftitle.changelog;
+  <informaltable>
+   <tgroup cols="2">
+    <thead>
+     <row>
+      <entry>&Version;</entry>
+      <entry>&Description;</entry>
+     </row>
+    </thead>
+    <tbody>
+     &mbstring.changelog.encoding-invalid;
+    </tbody>
+   </tgroup>
+  </informaltable>
+ </refsect1>
+
  <refsect1 role="examples">
   &reftitle.examples;
   <para>
diff --git a/reference/mbstring/functions/mb-regex-encoding.xml b/reference/mbstring/functions/mb-regex-encoding.xml
index 600640003..5a1e6be25 100644
--- a/reference/mbstring/functions/mb-regex-encoding.xml
+++ b/reference/mbstring/functions/mb-regex-encoding.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 8cdc6621f9826d04abc3e50438c010804d7e8683 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 
 <refentry xml:id="function.mb-regex-encoding" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
@@ -47,6 +47,11 @@
   </simpara>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <para>
@@ -60,6 +65,7 @@
      </thead>
      <tbody>
       &mbstring.changelog.encoding-nullable;
+      &mbstring.changelog.encoding-invalid;
      </tbody>
     </tgroup>
    </informaltable>
diff --git a/reference/mbstring/functions/mb-scrub.xml b/reference/mbstring/functions/mb-scrub.xml
index 300f9d97f..4f5d594bc 100644
--- a/reference/mbstring/functions/mb-scrub.xml
+++ b/reference/mbstring/functions/mb-scrub.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: eb10503592351cf78c25be21c60a9049784d57bb Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <refentry xml:id="function.mb-scrub" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>mb_scrub</refname>
@@ -54,6 +54,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -66,6 +71,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-str-split.xml b/reference/mbstring/functions/mb-str-split.xml
index 315e9580b..334337771 100644
--- a/reference/mbstring/functions/mb-str-split.xml
+++ b/reference/mbstring/functions/mb-str-split.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: bb66ce4d449049730d4967ce74fb68f15a138612 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-str-split" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -65,6 +65,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -77,6 +82,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
      <row>
       <entry>8.0.0</entry>
       <entry>
diff --git a/reference/mbstring/functions/mb-strcut.xml b/reference/mbstring/functions/mb-strcut.xml
index 6b09bea68..7fd78eaa1 100644
--- a/reference/mbstring/functions/mb-strcut.xml
+++ b/reference/mbstring/functions/mb-strcut.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 911fe79de766ef4475bf22446903667a0f3a24d3 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-strcut" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -95,12 +95,17 @@
   &reftitle.returnvalues;
   <para>
    <function>mb_strcut</function> devuelve la porción del string
-   <parameter>string</parameter> que comienza en el carácter
-   <parameter>start</parameter> y tiene la longitud de
-   <parameter>length</parameter> caracteres.
+   <parameter>string</parameter> especificada por los argumentos
+   <parameter>start</parameter> y
+   <parameter>length</parameter>.
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -119,6 +124,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strimwidth.xml b/reference/mbstring/functions/mb-strimwidth.xml
index d6ef42fb2..28df2e66b 100644
--- a/reference/mbstring/functions/mb-strimwidth.xml
+++ b/reference/mbstring/functions/mb-strimwidth.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: ca4b9d11a25fc9f8dde7561c504ed466ed1d6c63 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no -->
 <refentry xml:id="function.mb-strimwidth" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -89,6 +89,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -108,6 +113,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
      <row>
       <entry>7.1.0</entry>
       <entry>
diff --git a/reference/mbstring/functions/mb-stripos.xml b/reference/mbstring/functions/mb-stripos.xml
index 0451b23e7..5dbb5a078 100644
--- a/reference/mbstring/functions/mb-stripos.xml
+++ b/reference/mbstring/functions/mb-stripos.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 95d05546430b9e5db225dd42a0d285b870f0da42 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-stripos" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>mb_stripos</refname>
-  <refpurpose>Encuentra la primera ocurrencia de una cadena en otra, sin tener en cuenta la casilla</refpurpose>
+  <refpurpose>Encuentra la primera ocurrencia de una cadena en otra, sin distinguir mayúsculas de minúsculas</refpurpose>
  </refnamediv>
  <refsect1 role="description">
   &reftitle.description;
@@ -16,14 +16,14 @@
    <methodparam choice="opt"><type>int</type><parameter>offset</parameter><initializer>0</initializer></methodparam>
    <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>encoding</parameter><initializer>&null;</initializer></methodparam>
   </methodsynopsis>
-  <para>
+  <simpara>
    <function>mb_stripos</function> devuelve la posición numérica de la
    primera ocurrencia de <parameter>needle</parameter> en la cadena
    <parameter>haystack</parameter>.
    A diferencia de <function>mb_strpos</function>,
    <function>mb_stripos</function> no distingue entre mayúsculas y minúsculas.
    Si <parameter>needle</parameter> no es encontrado, la función devolverá &false;.
-  </para>
+  </simpara>
  </refsect1>
  <refsect1 role="parameters">
   &reftitle.parameters;
@@ -85,6 +85,7 @@
     </simpara>
    </listitem>
   </itemizedlist>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -100,6 +101,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
      <row>
       <entry>7.1.0</entry>
       <entry>
diff --git a/reference/mbstring/functions/mb-stristr.xml b/reference/mbstring/functions/mb-stristr.xml
index 78784ffd1..7106734ed 100644
--- a/reference/mbstring/functions/mb-stristr.xml
+++ b/reference/mbstring/functions/mb-stristr.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 95d05546430b9e5db225dd42a0d285b870f0da42 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-stristr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>mb_stristr</refname>
-  <refpurpose>Encuentra la primera ocurrencia de una cadena en otra, sin tener en cuenta la casilla</refpurpose>
+  <refpurpose>Encuentra la primera ocurrencia de una cadena en otra, sin distinguir mayúsculas de minúsculas</refpurpose>
  </refnamediv>
  <refsect1 role="description">
   &reftitle.description;
@@ -16,14 +16,14 @@
    <methodparam choice="opt"><type>bool</type><parameter>before_needle</parameter><initializer>&false;</initializer></methodparam>
    <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>encoding</parameter><initializer>&null;</initializer></methodparam>
   </methodsynopsis>
-  <para>
+  <simpara>
    <function>mb_stristr</function> encuentra la primera ocurrencia de
    <parameter>needle</parameter> en <parameter>haystack</parameter>
    y devuelve la porción de <parameter>haystack</parameter>.
    A diferencia de <function>mb_strstr</function>,
    <function>mb_stristr</function> no distingue entre mayúsculas y minúsculas.
    Si <parameter>needle</parameter> no se encuentra, la función devolverá &false;.
-  </para>
+  </simpara>
  </refsect1>
  <refsect1 role="parameters">
   &reftitle.parameters;
@@ -49,7 +49,7 @@
     <varlistentry>
      <term><parameter>before_needle</parameter></term>
      <listitem>
-      <para>
+      <simpara>
        Determina qué porción de <parameter>haystack</parameter>
        devuelve esta función.
        Si se establece en &true;, la función devolverá toda la cadena <parameter>haystack</parameter>
@@ -58,7 +58,7 @@
        Si se establece en &false;, la función devolverá toda la cadena <parameter>haystack</parameter>
        desde la primera ocurrencia de <parameter>needle</parameter> hasta el final
        (<parameter>needle</parameter> incluido).
-      </para>
+      </simpara>
      </listitem>
     </varlistentry>
     <varlistentry>
@@ -78,6 +78,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -91,6 +96,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strpos.xml b/reference/mbstring/functions/mb-strpos.xml
index 1d4c60b3c..33a6bffc0 100644
--- a/reference/mbstring/functions/mb-strpos.xml
+++ b/reference/mbstring/functions/mb-strpos.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 97f8edc4efed4d8ab86c56f200a36aefb37fdf24 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-strpos" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -93,6 +93,7 @@
     </simpara>
    </listitem>
   </itemizedlist>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -108,6 +109,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
      <row>
       <entry>7.1.0</entry>
       <entry>
diff --git a/reference/mbstring/functions/mb-strrchr.xml b/reference/mbstring/functions/mb-strrchr.xml
index 381afcb2a..93d4f39a1 100644
--- a/reference/mbstring/functions/mb-strrchr.xml
+++ b/reference/mbstring/functions/mb-strrchr.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 8c262f2df6f585b42b917611a029859c60539e5d Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-strrchr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -75,6 +75,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -88,6 +93,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strrichr.xml b/reference/mbstring/functions/mb-strrichr.xml
index da381c98a..54136b771 100644
--- a/reference/mbstring/functions/mb-strrichr.xml
+++ b/reference/mbstring/functions/mb-strrichr.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 8c262f2df6f585b42b917611a029859c60539e5d Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-strrichr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -49,14 +49,14 @@
     <varlistentry>
      <term><parameter>before_needle</parameter></term>
      <listitem>
-      <para>
+      <simpara>
        Determina qué porción de <parameter>haystack</parameter>
        devuelve esta función.
        Si se establece en &true;, la función devuelve toda la cadena <parameter>haystack</parameter>
        desde el principio hasta la última ocurrencia de <parameter>needle</parameter>.
        Si se establece en &false;, la función devuelve toda la cadena <parameter>haystack</parameter>
        desde la última ocurrencia de <parameter>needle</parameter> hasta el final.
-      </para>
+      </simpara>
      </listitem>
     </varlistentry>
     <varlistentry>
@@ -77,6 +77,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -90,6 +95,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strripos.xml b/reference/mbstring/functions/mb-strripos.xml
index 1447919f6..a094223f6 100644
--- a/reference/mbstring/functions/mb-strripos.xml
+++ b/reference/mbstring/functions/mb-strripos.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 95d05546430b9e5db225dd42a0d285b870f0da42 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-strripos" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>mb_strripos</refname>
-  <refpurpose>Encuentra la posición de la última ocurrencia de una cadena en otra, sin tener en cuenta la casilla</refpurpose>
+  <refpurpose>Encuentra la posición de la última ocurrencia de una cadena en otra, sin distinguir mayúsculas de minúsculas</refpurpose>
  </refnamediv>
  <refsect1 role="description">
   &reftitle.description;
@@ -16,15 +16,15 @@
    <methodparam choice="opt"><type>int</type><parameter>offset</parameter><initializer>0</initializer></methodparam>
    <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>encoding</parameter><initializer>&null;</initializer></methodparam>
   </methodsynopsis>
-  <para>
+  <simpara>
    <function>mb_strripos</function> realiza una operación
    <function>strripos</function> basada en el número de caracteres.
    La posición <parameter>needle</parameter> se cuenta desde el inicio de
    <parameter>haystack</parameter>. La posición del primer carácter es 0.
    El segundo tiene como posición 1, etc.
    A diferencia de <function>mb_strrpos</function>,
-   <function>mb_strripos</function> no es sensible a la casilla.
-  </para>
+   <function>mb_strripos</function> no distingue entre mayúsculas y minúsculas.
+  </simpara>
  </refsect1>
  <refsect1 role="parameters">
   &reftitle.parameters;
@@ -88,6 +88,7 @@
     </simpara>
    </listitem>
   </itemizedlist>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -103,6 +104,7 @@
     <tbody>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strrpos.xml b/reference/mbstring/functions/mb-strrpos.xml
index cd04d1e37..ff93cdc75 100644
--- a/reference/mbstring/functions/mb-strrpos.xml
+++ b/reference/mbstring/functions/mb-strrpos.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 95d05546430b9e5db225dd42a0d285b870f0da42 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: no Maintainer: Marqitos -->
 <refentry xml:id="function.mb-strrpos" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -88,6 +88,7 @@
     </simpara>
    </listitem>
   </itemizedlist>
+  &mbstring.errors.encoding-invalid;
  </refsect1>
 
  <refsect1 role="changelog">
@@ -110,6 +111,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strstr.xml b/reference/mbstring/functions/mb-strstr.xml
index 362096cf4..3b3c2b090 100644
--- a/reference/mbstring/functions/mb-strstr.xml
+++ b/reference/mbstring/functions/mb-strstr.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 5c52e84d0ce157d8c22f9c582719a14228c5402a Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <refentry xml:id="function.mb-strstr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>mb_strstr</refname>
@@ -75,6 +75,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -99,6 +104,7 @@
      </row>
      &mbstring.changelog.needle-empty;
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-strtolower.xml b/reference/mbstring/functions/mb-strtolower.xml
index ad28f1864..75c289814 100644
--- a/reference/mbstring/functions/mb-strtolower.xml
+++ b/reference/mbstring/functions/mb-strtolower.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 6c550e6d0c8139a0086095ef1db0ac6e08716e1f Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-strtolower" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -51,6 +51,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
    &reftitle.changelog;
   <para>
@@ -69,6 +74,7 @@
         Implementación de reglas de conversión condicional a minúsculas para la letra griega sigma.
        </entry>
       </row>
+      &mbstring.changelog.encoding-invalid;
      </tbody>
     </tgroup>
    </informaltable>
diff --git a/reference/mbstring/functions/mb-strtoupper.xml b/reference/mbstring/functions/mb-strtoupper.xml
index e43a7e917..371cc6820 100644
--- a/reference/mbstring/functions/mb-strtoupper.xml
+++ b/reference/mbstring/functions/mb-strtoupper.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: b4afab59db15ea4b7c5dc2132d85932b4859bcf2 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-strtoupper" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
@@ -51,6 +51,28 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
+ <refsect1 role="changelog">
+  &reftitle.changelog;
+  <informaltable>
+   <tgroup cols="2">
+    <thead>
+     <row>
+      <entry>&Version;</entry>
+      <entry>&Description;</entry>
+     </row>
+    </thead>
+    <tbody>
+     &mbstring.changelog.encoding-invalid;
+    </tbody>
+   </tgroup>
+  </informaltable>
+ </refsect1>
+
  <refsect1 role="examples">
   &reftitle.examples;
   <para>
diff --git a/reference/mbstring/functions/mb-strwidth.xml b/reference/mbstring/functions/mb-strwidth.xml
index a6dc2d25c..743462f58 100644
--- a/reference/mbstring/functions/mb-strwidth.xml
+++ b/reference/mbstring/functions/mb-strwidth.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 64f2f1c70d2f42507d9c624e09dcf486ceca7be5 Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 <refentry xml:id="function.mb-strwidth" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>mb_strwidth</refname>
-  <refpurpose>Devuelve el tamaño de una cadena</refpurpose>
+  <refpurpose>Devuelve la anchura de una cadena</refpurpose>
  </refnamediv>
 
  <refsect1 role="description">
@@ -92,10 +92,15 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   El tamaño de la <type>string</type> <parameter>string</parameter>.
+   La anchura de la <type>string</type> <parameter>string</parameter>.
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -108,6 +113,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-substr-count.xml b/reference/mbstring/functions/mb-substr-count.xml
index 06a99003b..985161859 100644
--- a/reference/mbstring/functions/mb-substr-count.xml
+++ b/reference/mbstring/functions/mb-substr-count.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 92f1b8b177eb5730382abf9f27bae868f1bb636f Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <!-- Reviewed: yes -->
 
 <refentry xml:id="function.mb-substr-count" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
@@ -63,6 +63,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -75,6 +80,7 @@
     </thead>
     <tbody>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>
diff --git a/reference/mbstring/functions/mb-substr.xml b/reference/mbstring/functions/mb-substr.xml
index 79ea71683..fe24fe3dd 100644
--- a/reference/mbstring/functions/mb-substr.xml
+++ b/reference/mbstring/functions/mb-substr.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: 5c52e84d0ce157d8c22f9c582719a14228c5402a Maintainer: PhilDaiguille Status: ready -->
+<!-- EN-Revision: 60bb5c739561b4f09e7274bce6f8504520519980 Maintainer: PhilDaiguille Status: ready -->
 <refentry xml:id="function.mb-substr" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>mb_substr</refname>
@@ -86,6 +86,11 @@
   </para>
  </refsect1>
 
+ <refsect1 role="errors">
+  &reftitle.errors;
+  &mbstring.errors.encoding-invalid;
+ </refsect1>
+
  <refsect1 role="changelog">
   &reftitle.changelog;
   <informaltable>
@@ -112,6 +117,7 @@
       </entry>
      </row>
      &mbstring.changelog.encoding-nullable;
+     &mbstring.changelog.encoding-invalid;
     </tbody>
    </tgroup>
   </informaltable>