This is typically caused by problems with the cookie that is written to your workstation. To fix this:
1. Restart your web browser.
2. Go to http://www.proquest.com/cookiecutter
and click on Click here to reset your browser
3. Clear the cache
of your web browser.
4. Restart your browser, log back into ProQuest and try your search again.
If this does not resolve the issue please check your system by visiting our Browser Health Check