Skip to main content

This content has been archived and is no longer being updated. Links may not function; however, this content may be relevant to outdated versions of the product.

Support Article

Production server hangs with NullPointerExceptions

SA-8947

Summary



You are working in the application and experience significant slowness of the process. Eventually the system just hangs and does not respond at all.


Error Messages



Before the server becomes unavailable, a null pointer exception is seen in the logs:
10:15:35,268 [ PegaRULES-Batch-2] (Rule1.Link_Attachment) ERROR MyListener - Exception caught while evaluating when
java.lang.NullPointerException


Steps to Reproduce



Not identified.

Root Cause



The root cause of this problem is a defect in Pegasystems’ code/rules. Error in list handling under certain conditions.

Resolution



This issue is resolved by hotfix item HFix-21794.
 

Published January 31, 2016 - Updated October 8, 2020

Was this useful?

0% found this useful

Have a question? Get answers now.

Visit the Collaboration Center to ask questions, engage in discussions, share ideas, and help others.

Did you find this content helpful?

Want to help us improve this content?

We'd prefer it if you saw us at our best.

Pega Community has detected you are using a browser which may prevent you from experiencing the site as intended. To improve your experience, please update your browser.

Close Deprecation Notice
Contact us