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Support Article

System fails to restart



A null-pointer exception was thrown when trying to map withdrawn classes in Pega 7.1.3. The system failed on restarting the Java Virtual Machine (JVM).

Error Messages

Caused by: java.lang.NullPointerException

Steps to Reproduce

Withdraw a class, and attempt to restart the system.

Root Cause

The root cause of this problem is a defect in Pegasystems’ code or rules. 


This issue is resolved in Pega 7.1.7.

Published March 21, 2016 - Updated October 8, 2020

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