Windows Media Player cannot connect to a required server due to a network problem. You might encounter this error message for the following reasons:
To resolve the problem, in Internet Explorer, on the Tools menu, click Internet Options, click the Connections tab, click the LAN Settings button, and then clear the Automatically detect settings check box. In the Proxy server section, verify that your proxy server settings are correct. If you do not know what your proxy settings should be, contact your network administrator or Internet service provider (ISP).
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.