Preston College Web Login Service

Stale Request

You are seeing this error message due to one of the following reasons:

• You used the Back button while browsing a secure web site or application
• You may have mistakenly bookmarked the web login form instead of the actual web site you wanted
• You did not sign in within 5 minutes of being presented with the login page
• Your browser is preventing cookies for this site (e.g. by a third party add-on)
• Your computer is filtering traffic for this site (e.g. by your antivirus software)
• Your traffic for this site is being filtered by a filter or proxy service on your network (e.g. by your IT department when onsite)