Support Article
Error on using Connect REST rules post upgrade to Pega 7.4
SA-68512
Summary
Errors occur while using Connect REST rules post upgrade to Pega 7.4.
Error Messages
Caught unhandled exception: java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.HashMap
Steps to Reproduce
- Upgrade from PRPC 6.2 to Pega 7.4
- Access the Connect REST rules
Root Cause
The pyinvokeconnectrest rule was copied to the custom ruleset. The same rule from previous version was invoked after the upgrade.
Resolution
Mark as Not available or Delete the pyInvokeconnectrest rule in the custom ruleset.
Published January 3, 2019 - Updated December 2, 2021
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