We are running Exchange 5.5 SP4 on an NT domain. We've been running OWA successfully for almost a year. Nothing new has been added to our Exchange box. However, last week we started getting, "HTTP 404 - FILE NOT FOUND" or "UNABLE TO RENDER THIS VIEW" errors. Any suggestions? Thank you in advance, Tina Newhouse ccn@xxxxxxxx CONFIDENTIAL & PRIVILEGED Unless otherwise indicated or obvious from the nature of the above communication, the information contained herein is attorney-client privileged and confidential information/work product. The communication is intended for the use of the individual or entity named above. If the reader of this transmission is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error or are not sure whether it is privileged, please immediately notify us by return e-mail and destroy any copies, electronic, paper or otherwise, which you may have of this communication.