## Error CS1548: Error during assembly signing.

_Submitted by Chris Hardy \[MSFT\] \[MSFT\] on 2011-09-10 14:33 UTC_

error CS1548: Error during assembly signing. The specified key file \`xxx.key.pfx' has incorrect formatWhen I signing a class type project, it build success on Visual Studio 2010

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_Reference: <https://bugzilla.xamarin.com/show_bug.cgi?id=725>_