Situation: The client attempts to install SCOM Agent on a n untrusted computer and runs MOMCertImport, but gets an error.
MOMCertImport /SubjectName %computername%
UpdateRegistry(): CRegKey.Create failed: Access is denied.
Error code: 80070005
FindExistingCertBySubjectName(): UpdateRegistry Failed: Access is denied.
Error code: 80070005
FindExistingCertBySubjectName failed: Access is denied.
Error code: 80070005
Troubleshooting: He needs to run command prompt as administrator.