WLS Admin Server Deadlock Detected Waiting To Acquire Lock Java.util.concurrent.CopyOnWriteArrayList (Doc ID 1903457.1)

Last updated on FEBRUARY 11, 2017

Applies to:

Oracle WebLogic Server - Version 10.3.3 to 12.1.2.0.0
Linux x86-64

Symptoms

The WebLogic Admin Console is not accessible.

In the Admin server log file, this DEADLOCK can be seen:

Cause

Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms