Issue When browsing your web site, your normal page is now displaying a 'Service Unavailable' error message. Cause Each web site runs in it's own IIS Application Pool. An application pool isolates web sites from each other even though they are being hosted…

Issue Your script requires parent paths or you receive the following error when using ASP. Active Server Pages, ASP 0131 Disallowed Parent Path The Include file '../<filename.ext>' cannot contain '..' to indicate the parent directory. /<path>/<filename.ext>,…

Issue Each web site runs in it's own IIS Application Pool for script isolation. If your IIS Application Pool has stopped or crashed you will see a 'Service Unavailable' notice when browsing your web site. Solution Start the IIS Application Pool using Plesk.…

Issue You may encounter a very slow or error response when attempting to communicate with an external site using Server.CreateObject("MSXML2.XMLHTTP"). If you encounter an error, the error may be similar to the one shown below: msxml3.dll error '800c0008'…

Issue You would like to use the Plesk Windows Scheduler to call a particular ASP or ASP.NET script on your web site that will perform a function. Solution 1. Click on 'Scheduled Tasks' in Plesk 2. Click on 'Add New Task' 3. Enter a description and notification…

Issue You may receive following ASP.NET exception on your website: [HttpException (0x80004005): Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey…

Issue When attempting to run a .NET web service based on WCF in .NET 3.5 you receive an error such as: This collection already contains an address with scheme http. There can be at most one address per scheme in this collection. Reason In a shared hosting…