System Data Engine fails to start with SYSTEM COMPLETION CODE=DC4 REASON CODE=90041620

The System Data Engine cannot start and fails with the message SYSTEM COMPLETION CODE=DC4 REASON CODE=90041620 in the job log.

Symptom

The System Data Engine cannot start and fails with the following message in the job log.
SYSTEM COMPLETION CODE=DC4 REASON CODE=90041620

Cause

The following explanation to this message can be found at the topic: https://www.ibm.com/docs/en/zos/2.4.0?topic=codes-dc4.
  • The parameter list passed to the IARCP64 BUILD service from an unauthorized caller requested an authorized option: system key, common storage, RCT ownership, MEMLIMIT=NO, MOTKN, TYPE=FIXED or DREF.

    Action: Either correct the environment such that the caller is authorized, or change the options on IARCP64 BUILD such that it does not request options that require authorization.

Solution

Authorize the System Data Engine with APF according to the instructions in Authorizing the runtime load libraries.