IDC31708I ERROR OBTAINING FORMAT ONE DSCB FROM VTOC

Explanation
An error other than 'DSCB Not Found' occurred when
EXAMINE tried to obtain a Format-1 DSCB for the cluster.

System action
Processing ends.

Programmer response
You should attempt to determine the cause
of the problem. See z/OS DFSMSdfp Diagnosisfor
information on dump points.

Source
DFSMSdfp