The requested ticket cannot be postdated. Either the client or server's database entry does not permit postdated tickets, or the TGT used is not flagged as postdateable.
Numeric value: 10
KDC_ERR_CANNOT_POSTDATE
kerberos The requested ticket cannot be postdated. Either the client or server's database entry does not permit postdated tickets, or the TGT used is not flagged as postdateable.
Numeric value: 10