The page cannot be returned

The Web server cannot service the request because the requested file is in a format that the server is configured not to download.

Please try the following:

  • Contact the Web site administrator to inform them that this error has occured for this file type.

HTTP 415 - Unsupported Media Type.
Internet Information Services (IIS)

Technical Information (for support personnel)

  • Go to Microsoft Product Support Services and perform a title search for the words HTTP and 415.
  • Open IIS Help, which is accessible in IIS Manager (inetmgr), and search for topics titled Working with MIME Types, Setting Application Mappings, and About Custom Error Messages.