DFS2844E DATASET ds_type CONTENTS INVALID ERROR=errortext

Explanation

The data set contents are invalid. In the message text:
ds_type
Identifies the online change data set specified in the DFSCGxxx PROCLIB member.
errortext
Contains a description of the error, and might be one of the following values:
Term
Meaning
NOT INIT
The OLCSTAT data set is not initialized.
INVALID ENVIRONMENT
The OLCSTAT data set is invalid for this environment. IMS was defined with RMENV=N, which means that the OLCSTAT data set cannot be shared. One or more IMS member names are defined in the data set.

Use the OLC utility, DFSUOLC0, to correct the OLCSTAT data set.

INVALID HDR LEN
The OLCSTAT data set header length is invalid. The header length must be non-zero and no larger that the maximum OLCSTAT data set size.
INVALID OLCINP
The OLCSTAT data set lock word is invalid.
ACBLIB SUFFIX
The ACBLIB suffix is invalid. The suffix must be A or B.
FMTLIB SUFFIX
The FMTLIB suffix is invalid. The suffix must be A or B.
MODBLKS SUFFIX
The MODBLKS suffix is invalid. The suffix must be A or B.

If an OM command encounters this error, this message is sent to the OM output exit as an unsolicited message.

If IMS initialization or IMS restart encounters this error, this messages is sent to the system console.

If a utility encounters this error, this message is sent to the utility job log.

System action

The system action depends on the IMS function that encountered the error:
  • IMS initialization abends with 2800, subcode X'0007'.
  • IMS restart abends with 2901, subcode X'0007'.
  • Online change commands fail.

System programmer response

Run the global online change utility (DFSUOLC0) to initialize the OLCSTAT data set. Then try IMS initialization, IMS restart, or the online change command again.

Module

DFSIIOC0, DFSIQ040, DFSOLC00, DFSROLC0