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Support Article

Listener NullPointer error during Pega startup



During Pega startup, some listener related errors appears in the log

Error Messages

2017-02-28 03:27:07,204 | ERROR | PRDWSPG208 | : | services.listener.ListenerStateManagerImpl | Msg: Unexpected exception.
java.lang.NullPointerException: at index 0

Steps to Reproduce

Start Pega.

Root Cause

This is only a log error entry and no other impact. This error is related to the Pega DSM component which user is not currently using or configured properly.


Disable DSM component

Perform the following local-change: Update the following dynamic system setting to be false to disable DSM:

Published April 24, 2017 - Updated October 8, 2020

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