Server Error in '/' Application.

Compilation Error

Description: An error occurred during the compilation of a resource required to service this request. Please review the following specific error details and modify your source code appropriately.

Compiler Error Message: BC30560: 'ExtensionAttribute' is ambiguous in the namespace 'System.Runtime.CompilerServices'.

Source Error:


[No relevant source lines]

Source File: InternalXmlHelper.vb    Line: 9





Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.34212