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I was using 2012.1.329.1, I upgraded to 2012.1.427.1 and start to have the following issue when compiling:
Error 146 Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.
ExceptionString:
System.Reflection.ReflectionTypeLoadException: Unable to load one or more of the requested types. Retrieve the LoaderExceptions property for more information.
at System.Reflection.RuntimeModule.GetTypes(RuntimeModule module)
at System.Reflection.RuntimeModule.GetTypes()
at System.Reflection.Assembly.GetTypes()
at Telerik.OpenAccess.Metadata.MetadataAttributesReader.PrepareMetaModelTypes(Assembly assembly)
at Telerik.OpenAccess.Metadata.MetadataAttributesReader.ReadMetaModel(Assembly assembly)
at Telerik.OpenAccess.Metadata.AttributesMetadataSource.<>c__DisplayClass1.<FromAssembly>b__0()
at Telerik.OpenAccess.Metadata.AttributesMetadataSource.CreateModel()
at Telerik.OpenAccess.Metadata.MetadataSource.GetModelCore(MetadataContainer old)
at Telerik.OpenAccess.Sdk.Enhancer.Enhancer.CrossDomainRunImpl(AssemblyLoader assemblyLoader)
at Telerik.OpenAccess.Sdk.Enhancer.EnhancerBase.CrossDomainRun() xxxxxxxxxxxxxx.dll xxxxxxxxxx