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Invalid DLL call from VB.NET app

I have a VB.NET Winform app calling a VB.NET DLL which works 99% of the
However, in a few cases, an error results from the dll call: "The format of
the file MyDll.dll is invalid."
The error object error number is 5.
Has anyone run across this?

A thousand thanks.
Jul 11 '06 #1
0 847

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