404 Error and Web Application Stops Working After Applying WLS PSU 12.1.3.0.4 and Later (Doc ID 2410876.1)

Last updated on JUNE 12, 2023

Applies to:

Oracle WebLogic Server - Version 12.1.3.0.0 and later
Information in this document applies to any platform.

Symptoms

Web Application stops working after applying WebLogic Server (WLS) 12.1.3 PATCH SET UPDATE (PSU).

No stack trace is generated. The server just does not render the requested resource and generates an HTTP-404 error instead.

Changes

Applied a WLS PSU from the Critical Patch Update (CPU) program : https://www.oracle.com/technetwork/topics/security/alerts-086861.html

<Note 1470197.1> Patch Set Update (PSU) Release Listing for Oracle WebLogic Server (WLS)

Cause

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In this Document

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