The log is full. You'll be able to resume logging your transfers by reusing deleted records and running logsize update.
To do this:
- Configure the Log file to reuse deleted records: CHGPF FILE(XCOM2/XCOMLOG) REUSEDLT(*YES)
- Reorganize the file: RGZPFM FILE(XCOM2/XCOMLOG)
- Reorganize the file: LOGSIZEUPD SIZE(size) CLEAR(*NO)
NOTE: To leave the log the same size when reorganizing, specify SIZE(*SAME) To retain records in the logs specify CLEAR(*YES)