Mum not found in the KB cab

Hi all, CSUR checked the following are missing, however, going into the downloaded packages, there is no such mum/cat. eg. It looks for: Package_for_KB2726535~31bf3856ad364e35~amd64~~6.1.1.1.mum Only available in cab file: Package_for_KB2726535_rtm~31bf3856ad364e35~amd64~~6.1.1.1.mum However, renaming it and put into C:\Windows\Temp\CheckSUR\servicing\Packages will crash the CSUR with...