My Oracle Support Banner

Errors After Applying WLS PSU: "Unable to Read Logging Configuration from File 'logging.xml' exception: oracle.core.ojdl.logging.LoggingConfigurationException: ODL-52050" (Doc ID 2604499.1)

Last updated on AUGUST 01, 2023

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Oracle Fusion Middleware - Version to [Release Oracle11g]
Hyperion BI+ - Version to [Release 11.1]
Information in this document applies to any platform.


WebLogic Server 10.3.6 is able to start with the October PSU applied. However the log file is showing errors in parsing the logging.xml file and fails to initialize the Oracle Diagnostic Logging (ODL).

The following the stack trace is shown in the AdminServer standard out file:



Applied the WLS Patch Set Update (PSU) from October 2019. This issue is expected to continue going forward with the new PSUs.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.