Before you contact Microsoft or your hardware manufacturer for support, see the Troubleshooting Windows Media Player page at the Microsoft Web site.
This page includes links to a variety of support resources, including the Readme, the Windows Media Player Frequently Asked Questions (FAQ) page, and the Windows Media Player newsgroup.
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator at webmaster@informationworker.forsenergy.ru to inform them of the time this error occurred, and the actions you performed just before this error.
More information about this error may be available in the server error log.
Additionally, a 500 Internal Server Error error was encountered while trying to use an ErrorDocument to handle the request.