An invalid VARIANT was detected during a conversion from an unmanaged VARIANT to a managed object – C#

I have got this exception after I fixed this error, please check this post and read the following…!

Error Message:

“An invalid VARIANT was detected during a conversion from an unmanaged VARIANT to a managed object. Passing invalid VARIANTs to the CLR can cause unexpected exceptions, corruption or data loss.”

Fix:
Just go to the Debug menu in Visual studio and select Exceptions

Click and expand the Manage Debugging Assistants

Find the Invalid Variant node and uncheck the Thrown check box.

Click Ok and run the application, That’s all! Happy Programming..! If you want to read more about this issue, just read this post! 🙂

References:

http://www.dotnetspider.com/forum/299944-System.outofmemoryexception.aspx

http://blogs.msdn.com/b/yangxind/archive/2006/03/21/556837.aspx

.Net, C#, CLR, COM, MDA, STA, Step By Step, StepBiStep, unexpected exceptions, VARIANT, Visual Studio 2010

This entry was posted on October 16, 2012, 7:37 pm and is filed under .Net, C#. You can follow any responses to this entry through RSS 2.0. You can leave a response, or trackback from your own site.

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