Resolving the problem
Change the Persist Contributor Web Client setting from Server to Client.
1. Open the Contributor Administration Console>Expand the Application >Development>Application Maintenance>Admin Option.
2. On the Right hand side, locate Persist Contributor Web Client Setting
3 Change the setting from Server to Client.
4. Save the change and have ther user test opening the elist again.
NOTE: There is no need to GTP the application for this change to take effect.