Am using visual studio 2010 - enterprise edition
when i try to start my visual studio it gives the error "Cannot load file or assembly : presentationcore "
I found this on the event log too
.NET Runtime Optimization Service (clr_optimization_v4.0.30319_32) - 1>Failed to compile: PresentationFramework, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35 . Error code = 0x80070002
any help will be grate full