After upgrading to Java 8u271, Symantec Protection Engine (SPE) or the server it is installed on exhibit one or more of the following behaviors until the service is restarted or the machine is rebooted:
There were changes in Java 8u271 that have caused instability in the local Java UI component of Protection Engine.
SPE 7.9+ with the Java UI enabled
SPSS 6.0.8+ with SPE 7.9+ and Java UI enabled
The instabilities caused by the Java update cannot be fixed from within SPE at this time. We recommend using one of the following methods to continue managing SPE:
If the local Java UI is required, you can roll back Java to a stable version to continue using the local console.