DFS2839I ERROR TRYING TO GETMAIN STORAGE FOR DMCBS
Explanation
The /MODIFY PREPARE or INITIATE OLC PHASE(PREPARE) command failed to get enough Common Service Area (CSA) and the Extended Common Service Area (ECSA) storage for adding or changing data entry databases (DEDBs).
System action
The /MODIFY PREPARE or INITIATE OLC PHASE(PREPARE) command fails.
Programmer response
Stop IMS and increase the size of CSA or ECSA.