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Why Activator.CreateInstance fails when directly using an ArcObjects AppRefClass type but succeeds when obtaining the COM type through its CLSID, avoiding an invalid runtime cast.
Troubleshooting the .NET error 'Failure has occurred while loading a type' in a COM+ assembly, tracing it to stale registry permissions and resolving it by removing the problematic CLSID keys and running Visual Studio with administrative privileges.
How to run esriRegasm outside an ArcGIS installation and on build/CI servers without ArcGIS, including the required permissions and MSBuild target changes.
How to fix an ArcObjects COMException when accessing MapDocument.Thumbnail from a background thread by explicitly setting the new thread's apartment state to STA.
Wie sich COM-Belange in ArcObjects mit partiellen C#-Klassen, VsCommands und ReSharper sauberer separieren lassen und warum dies eine bessere Strukturierung als #region ermöglicht.
Why renaming COM-Interop components can break deployment when WiX registry entries generated by Heat still contain the old component name, even though development builds work correctly.
How to catch COMException errors from the ArcObjects library in C#, inspect their error codes, and identify specific ArcObjects error constants.
Wie man den IIS-Fehler „Service unavailable“ behebt durch Wiederherstellen der DCOM-Berechtigungen für den IIS Admin Service und Aktivierungsrechte für authentifizierte Benutzer.