Pool stopping.
the pool is stopping with this message:

19:01:27 TRACE src/pool.c:3282: Miner submitted nonce=173, result=bbb03d00e2fd7d15aa595813399413d1e133e3755296ce59782576ce0bcc3e00, host=192.168.188.20:53508, address=84p5bSezEHCB, rig_id=
19:01:27 TRACE src/pool.c:3356: Submission reserved values: 173 1 0 0
Killed
Any idea on how to fix this?
Thanks.