Seeing blank screen when accessing Admin UI via WEM Framework (Doc ID 1532068.1)

Last updated on JUNE 29, 2017

Applies to:

Oracle WebCenter Sites - Version 11.1.1.6.1 and later
Information in this document applies to any platform.

Symptoms

Admin application suddenly stopped working, it is selectable after login but shows a blank page. 
 

In sites.log the following error is shown:

  

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