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Support Article

System does not present log files



PegaRULES log files are not written after installation. Hence, unable to access the log files from the Dev Studio and a System.out error occurs indicating a FileNotFoundException for the location where the log files are written.

Error Messages

Error 500: Array index out of range: 0

Steps to Reproduce

Access the log files.

Root Cause

Pega does not have file permissions to write logs to this location.


Configure the Pega logs to write to a different directory {sys:pega.logdir} or provide the logs access to write in the directory that they are currently configured to be written to. Use the below JVM argument to control the Pega log directory:


Note: A subfolder of the Pega user's Home directory is recommended.

Published August 15, 2019 - Updated October 8, 2020

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