After having applied maintenance (PTF LU15620) errors like the below may occurs due to the truncations SSM actions.
The message id may vary according to the OPS subsystem:
OPS1000I SSMSTATE: TABLE NOT FOUND IN SSM_MANAGED_TBLS
OPN1000I SSMSTATE: TABLE NOT FOUND IN SSM_MANAGED_TBLS
OPM1000I SSMSTATE: TABLE NOT FOUND IN SSM_MANAGED_TBLS
OPS/MVS
PTF LU15756 was published to address this problem. It can be downloaded from the link below: