JNLINVALID, xxxx is not a valid journal file Region: yyyy
Run Time Error: This indicates that GT.M could not open journal file xxxx, due to an error that is detailed in the accompanying previous message(s). While trying to create a new journal file for the same region it encountered errors. yyyy is the region name associated with the journal.
Action: Review the accompanying error message(s) to determine the cause of the failure of the new journal file creation. After the cause is resolved, to reestablish durability perform a MUPIP BACKUP that turns journaling back on.