An error occurred in the deserialization of session objects. All sessions in the web application are lost. (context root = aa....aa)

aa....aa: Context root name

Description

An error occurred during the de-serialization of the session object.

All sessions in the Web application will be lost.

Action

Identify the cause from the contents of the stack trace of message KDJE39182-E output in the Web servlet log, and then take action.