When you use the Desktop Agent, your connection status is displayed in the lower right corner of the Desktop Agent Console.
When the Desktop Agent is in offline mode, the following are true until you choose to work online again:
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator at webmaster@systemmanager.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.