SchedulerException: Job threw unhandled exception

Error:

When starting Adeptia, this error appears in the kernel log

Org.quartz.SchedulerException: Job threw an unhandled exception. [See nested exception: java.lang.NoClassDefFoundError: com/adeptia/indigo/event/eventbroker/EventService]

Cause:

A Java file required by Adeptia is either locked or inaccessible

Solution:

1) Shut down Adeptia

2) Ensure all java processes (java.exe) are terminated

3) Restart Adeptia