Apache Server Ended abnormally - What happened?

Yesterday, we had one of our web servers end abnormally for no reason.  This server has had no issues for at least 2 years...

Any ideas what this means?

Any Advice would be appreciated.

Gavin Inman

5770SS1 V7R4M0  190621 DUMP                   08/27/24         PAGE

DUMP TAKEN FOR UNMONITORED ESCAPE MESSAGE

.MESSAGE ID- C2M1601

.MESSAGE FILE- QC2MSGF                LIBRARY- *LIBL

.SEVERITY- 50

.MSGTYPE- 0F

.SENDING-

..PROGRAM- QC2UTIL1

LIBRARY- QSYS

..MODULE- QC2SIGNL

..PROCEDURE- raise

..STATEMENT- 0000000006

.RECEIVING-

..PROGRAM- QZSRAAU                LIBRARY- QHTTPSVR

..MODULE- QZSRAAU

..PROCEDURE- aau_swap2qtmhhtp1

..STATEMENT- 0000000036

.MESSAGE-

  Signal SIGABRT raised (abnormal termination).