The kerberos client received a KRB_AP_ERR_TKT_NYV error from the server %1. This indicates that the ticket used against that ...

The kerberos client received a KRB_AP_ERR_TKT_NYV error from the server %1. This indicates that the ticket used against that server is not yet valid (in relationship to that server time).  Contact your system administrator to make sure the client and server times are in sync, and that the KDC in realm %2 is in sync with the KDC in the client realm.