DFS3412 ERROR READING MODSTAT DATA SET

Explanation An I/O error was detected while attempting to read
the MODSTAT data set.

System action
 IMS terminates abnormally with abend 3412.

Programmer response
 Reconstruct the MODSTAT data set, using
the INITMOD procedure with the ddnames indicated on the last successful DFS3410I,
or DFS3499I message, and run IMS. For
a description of the INITMOD procedure, see the IMS system definition
information. For the appropriate recovery actions in an XRF environment,
see the information about Extended Recovery Facility. If this message
is issued by the Fast Database Recovery region, terminate the active IMS and
reconstruct the MODSTAT data set. Then restart IMS, and
start the Fast Database Recovery region again.