Troubleshoot: Sign on to WebSphere Commerce tools page fails

After applying a WebSphere Commerce fix pack or installing a WebSphere Commerce feature pack, a sign on attempt results in a NumberFormatException.

 

Problem

You complete one or more of the following tasks:

After completing the task, you launch a WebSphere Commerce tools page and attempt to sign on. The sign on fails and an error, similar to the following, is logged in the SystemOut.log file:

.

 

Solution

Close any Web browser windows that you are using for your sign on attempts. Launch a new Web browser window and attempt the sign on again.