No exports were found that match the constraint :ContractName Microsoft.VisualStudio.Utilities.IContentTypeRegistryService

Issue description : 

No exports were found that match the constraint:ContractName

Microsoft.VisualStudio.Utilities.IContentTypeRegistryService

RequiredTypeIdentity

Microsoft.VisualStudio.Utilities.IContentTypeRegistryService

Solution : removing all the files from following visual studio ComponentModelCache folder

COMPONENT MODEL CACHE folder location : C:\Users\{YourUserName}\AppData\Local\Microsoft\VisualStudio\11.0\ComponentModelCache