I've tried a few technical reference sites - including Microsoft. Nobody seems to have heard of 'basemcoc32'.
However, it doesn't have to be a Windows' component to cause a STOP error - it could be any 3rd party application that was expected to launch and Windows panics as it cannot find it.
However, it doesn't have to be a Windows' component to cause a STOP error - it could be any 3rd party application that was expected to launch and Windows panics as it cannot find it.