Support Article

ConcurrentModification error in screenflow



Although flows are executing correctly, the log files are showing the following exception: ConcurrentModificationException.

Error Messages

Exception java.util.ConcurrentModificationException

Steps to Reproduce

1) Run screenflow.
2) Click Next button.
3) Observe a ConcurrentModificationException in the logfiles.

Root Cause

A defect in Pegasystems’ code or rules.


Apply HFix-33522.

Published April 6, 2017 - Updated April 21, 2017

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