Support Article
java.lang.Object incompatible with java.lang.String
SA-17765
Summary
PegaRULES log file is not generated in Pega 7.1.6. An error is displayed on the screen when Requestor Type instances are opened from Developer portal.
Error Messages
java.lang.Object incompatible with java.lang.String
Steps to Reproduce
Unknown
Root Cause
A software use or operation error: prlogging.xml file from a Pega 7.1.7 environment was copied to this Pega 7.1.6 environment. Pega 7.1.7 has new appender Class reference com.pega.pegarules.priv.util.DailySizeRollingFileAppenderPega, which causes java.lang.ClassNotFoundException (in Websphere systemerror.log) because the class is not available in Pega 7.1.6.
Resolution
Make the following change to the operating environment:
Use the original Pega 7.1.6 prlogging.xml and refer to the PDN article given below if log rolling must be set up.
https://pdn.pega.com/support-articles/unable-roll-over-log-using-rollingfileappender
Published November 3, 2016 - Updated October 8, 2020
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