Support Article

Null pointer exception during case creation

SA-32227

Summary



A null pointer exception (NPE) occurs occassionally in the activity addcoveredwork while executing pzaddmapcasetomap and the engine method findPageByHandle.

Error Messages



Caused by:
java.lang.NullPointerException
    at com.pega.pegarules.session.internal.mgmt.Executable.findPageByHandle(Executable.java:8267)
   at
com.pegarules.generated.pzAddCaseToMap_071017_P4ek07XJ8Sck6QpJFqML6w.pzAddCaseToMap07_10_17(pzAddCaseToMap_0
71017_P4ek07XJ8Sck6QpJFqML6w.java:141)
at
com.pegarules.generated.pzAddCaseToMap_071017_P4ek07XJ8Sck6QpJFqML6w.invoke(pzAddCaseToMap_071017_P4ek07XJ8Sck
6QpJFqML6w.java:79)


Steps to Reproduce



Unknown

Root Cause



A defect in Pegasystems' code or rules:
The method findPageByHandle keeps an internal array of pzInsKeys associated with clipboard pages. It is possible for the array of pages to become stale and a reference to a non-existent page might be made, resulting in an NPE.


Resolution



Apply HFix-31405.

Published January 6, 2017 - Updated January 16, 2017

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