00E50005   

Explanation

A resource options block (ROB) which was to be added to a latch waiter chain was discovered to be on the chain already. The same ROB cannot be on the same latch waiter chain twice. This is probably a DB2® subsystem error.

System action

The requesting execution unit is abended.

Operator response

Notify the system programmer.

System programmer response

Collect the necessary diagnostic materials. If you suspect an error in DB2, If you suspect an error in DB2, you might need to report the problem. For information about identifying and reporting the problem, see Collecting diagnostic data.

Problem determination

At the time of the abend, general register three contains the address of the ROB which would have been added to the latch waiter chain.

A record is written to SYS1.LOGREC and a DB2 SVC dump is requested.

Collect the following diagnostic items:
  • Console output from the system on which the job was run, and a listing of the SYSLOG data set for the period of time that spans the failure.
  • Dynamic dump, taken to SYS1.DUMPxx data set, by DB2 (04E and 04F abends).
  • Listing of SYS1.LOGREC data set, obtained by executing IFCEREP1.