DFS4201I ttt TASK INITIALIZATION FAILED, reason, RC=return code

Explanation

The IMS Database Recovery Facility detected an error during initialization. The message destination is the z/OS® system console and the IMS master terminal (if this IMS is DB/DC).

In the message text:
ttt
Identifies which class of task detected the problem.
reason
Identifies the problem, and is one of the following:
  • LOAD module
  • OBTAIN control block
  • CREATE DISPATCHER WORK AREA
  • CREATE WORK UNIT
  • RELEASE QSAV
return code
Represents internal diagnostic information.

System action

The IMS Database Recovery Facility terminates normally.

System programmer response

Take the appropriate action for the reason you received:
OBTAIN control block
Increase the region size in the startup JCL.
LOAD module
Ensure that the module named is in the RESLIB for the IMS.

If the problem is not alleviated by the appropriate action or if no action is listed for the reason in the message, record the return code and call IBM® Software Support.