For Spectrum 10.4.1, this is resolved in bi monthly patch #1
DE452329 Details:
31812662 - Charter - 10.4.1 OC tomcat OOM
(DE452329, 31812662)
Although not specifically noted in the debug patch release note, this fix is also included:
DE453956
31830934 - Charter - CAPM event sync failure in 10.4.1
(DE453956, 31830934)
After the patch is installed, when this event is generated, the log will show:
Mar 31, 2020 11:23:22.457 (PoolThread-3: PC EventCache => domain ca-poller-01) (NetqosSyncLog) - (ERROR) - Caught IllegalArgumentException while parsing vardata for event 0x10a20