Hi On Azure CentOS VM while starting a custom application server that rely on FLEXnet license, I got the following error: Error checking out license: System clock has been set back. Feature: ep_u License path: /opt/MyApplication/license/MyApplication-license.dat: FLEXnet Licensing error:-88,309 For further information, refer to the FLEXnet Licensing documentation, available at "www.flexerasoftware.com". After searching on the net, I found that this error is due to some system file modified in the future. ... View more