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This content has been archived and is no longer being updated. Links may not function; however, this content may be relevant to outdated versions of the product.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

Pega node hangs and needs to be restarted



One of the Pega nodes runs out of memory and has to be restarted. The environmental details are listed below.

IBM Java 1.6.0
AIX 7.1
Websphere 7.0
Oracle 11.2

Error Messages PRRuntimeError
at ?
. . .
Problem appending stream null
Java heap space

Root Cause

The root cause of this problem is a defect in user application code/rules. Page-copy of large page was performed which triggered many declarative processing which consumed


Change the design to avoid performing page copy.

Suggest Edit

Published January 31, 2016 - Updated October 8, 2020

Did you find this content helpful? Yes No

Have a question? Get answers now.

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

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