disable or remove ASPNETCOMPILER warning CS1685

We are using msbuild to build our .NET solution.

Does anyone know how to get rid of these warnings at the end of the build?

(Build target) -> ASPNETCOMPILER : warning CS1685: The predefined type 'Microsoft.CSharp.RuntimeBinder.Binder' is defined in multiple assemblies in the global alias; using definition from 'c:\Program Files (x86)\Reference Assemblies\Microsoft\Framewo rk.NETFramework\v4.0\Microsoft.CSharp.dll' [C:\Projects\Trunk\dev\source\UserInterface.metaproj] ASPNETCOMPILER : w开发者_开发问答arning CS1685: The predefined type 'Microsoft.CSharp.RuntimeBinder.CSharpBinderFlags' is defined in multiple assemblies in the global alias; using definition from 'c:\Program Files (x86)\Reference Assemblies\Micros oft\Framework.NETFramework\v4.0\Microsoft.CSharp.dll' [C:\Projects\Trunk\dev\source\UserInterface.metaproj] ASPNETCOMPILER : warning CS1685: The predefined type 'Microsoft.CSharp.RuntimeBinder.CSharpArgumentInfo' is defined in multiple assemblies in the global alias; using definition from 'c:\Program Files

.... several pages of these warnings.

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It is not recommend to disable warnings (they are here to warn you...). But if you really want to skip them you can add "nowarn=1695" to your command line. For example

MsBuild.exe UserInterface.metaproj /t:Build /p:Configuration=Release;nowarn=1695