Requests with License Status Non-genuine grace period: 0 Requests with License Status License expired or Hardware out of tolerance: 595 Requests with License Status Initial grace period: 23100 Requests with License Status Licensed: 296568 Requests with License Status Unlicensed: 0 Key Management Service cumulative requests received from clients Key Management Service is enabled on this machine Here is a selection of results from slmgr.vbs /dlv: %windir%\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\SoftwareProtectionPlatform\cache\cache.dat %windir%\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\SoftwareProtectionPlatform\tokens.dat They don't have a solution yet but provided this as a workaround: (against your gold image) They reported that as of this morning they are getting inundated with calls for this exact issue. I tried everything and finally logged a ticket with MS premier support. Same exact issue here.we're running Xendesktop (MCS clones) with no KMS issues for years and as of this morning, numerous tickets for users getting the "not genuine" message.