Issues

• excel crash on adding ToolStripMenuItem objects in a .NET Windows.Form twice in version 1.9

  Excel-DNA/ExcelDna#859 · Filter by author rkapl123 opened on Sep 4, 2026
  1

• Could not copy the file "ExcelAgent64.xll" because it was not found (dotnet10-windows test project)

  Excel-DNA/ExcelDna#857 · Filter by author ltq-lubos-hemala opened on Aug 20, 2026

• Use AssemblyName and not ProjectName for the runtimeconfig.json

  Excel-DNA/ExcelDna#854 · Filter by author Rand-Random opened on Jun 20, 2026

• ExcelHandle does not work with params object[]

  Excel-DNA/ExcelDna#852 · Filter by author awakesay opened on May 20, 2026
  1

  

• COM problem in WPS Sheets

  Excel-DNA/ExcelDna#847 · Filter by author Xodzi opened on Apr 29, 2026
  1

  

• NativeAOT preview: Review NuGet package usage

  Excel-DNA/ExcelDna#833 · Filter by author govert opened on Feb 14, 2026
  2

  

• Custom string to bool conversion

  Excel-DNA/ExcelDna#818 · Filter by author aeb-aurelius opened on Dec 12, 2025
  1

• Type still loaded after unregistering XLL and clashing with new?

  Excel-DNA/ExcelDna#812 · Filter by author tiaphatjf opened on Nov 20, 2025
  2

• Self contained mode

  Excel-DNA/ExcelDna#811 · Filter by author aeb-dev opened on Nov 17, 2025
  10

• Why packed xll is smaller than dll with PublishSingleFile

  Excel-DNA/ExcelDna#798 · Filter by author PaleNeutron opened on Sep 19, 2025
  3

• WPF control library's resource assembly not found at runtime despite being present in output directory (worked before system reinstall)

  Excel-DNA/ExcelDna#795 · Filter by author yangf85 opened on Sep 10, 2025
  4

• Compatibility with WPS Office et.exe: ensure AppDomain created like excel.exe

  Excel-DNA/ExcelDna#791 · Filter by author filanlu opened on Sep 2, 2025
  5

• I use WPS The text length is 147, using substring(2,220)

  Excel-DNA/ExcelDna#790 · Filter by author lx1523 opened on Sep 1, 2025
  2

• Target framework net10.0 won't work (can't find compatible framework version) unless RuntimeFrameworkVersion is specified (1.9.0-rc3)

  Excel-DNA/ExcelDna#785 · Filter by author SalvaDM opened on Aug 14, 2025
  3

• Fix race condition in ExcelLimits initialization and revisit behaviour for invalid inputs

  Excel-DNA/ExcelDna#783 · Filter by author govert opened on Aug 9, 2025

• Packing stops looking for dlls if it doesnt find 1 row in the dna config

  Excel-DNA/ExcelDna#772 · Filter by author jordanov1991 opened on Jun 9, 2025
  4

  

• Assembly Loading Issue: System.Runtime.CompilerServices.Unsafe Version Conflict with CommunityToolkit.Mvvm

  Excel-DNA/ExcelDna#768 · Filter by author yangf85 opened on May 26, 2025
  10

• WinForms focus issue in .NET 9

  Excel-DNA/ExcelDna#765 · Filter by author jewicht opened on May 5, 2025
  2

• Conditional formatting rules that rely on UDFs break on worksheets created via Excel Interop.

  Excel-DNA/ExcelDna#759 · Filter by author Matt-Puentes opened on Apr 11, 2025
  1

• AppContext.BaseDirectory returns empty string in .Net 8 or 9

  Excel-DNA/ExcelDna#757 · Filter by author tsiank opened on Apr 2, 2025
  1

• pack other files than dll's ?

  Excel-DNA/ExcelDna#755 · Filter by author TermeHansen opened on Mar 13, 2025
  1

• ExcelAsyncUtil.Observe under the same lock causes dealock for IsThreadSafe=true function

  Excel-DNA/ExcelDna#754 · Filter by author emphasis87 opened on Mar 4, 2025
  7

• RTD hang excel with "many" Observe-type UDFs

  Excel-DNA/ExcelDna#748 · Filter by author Tobriand opened on Feb 12, 2025
  1

• Revisit logging extensibility

  Excel-DNA/ExcelDna#743 · Filter by author govert opened on Jan 7, 2025

• Timing when ExcelFunction is called.

  Excel-DNA/ExcelDna#742 · Filter by author hw123 opened on Dec 20, 2024