What is the exact error message you are receiving? Which operating system are you using?
The following updates were unable to install. if you wish to install these updates, fix the problem below and retry.
Adobe photoshop elements 9.0.3 update
patch cannot be applied. please contact product support.
I see unfortunately this message does not give us anything actionable to allow you to correct this difficulty. I would recommend reviewing your installation logs for the update to discover the exact error message. You can find details on how to locate and interpret the installation log files at Troubleshoot install using logs | Elements - http://helpx.adobe.com/photoshop-elements/kb/troubleshoot-install-using-logs-elements.html.