HTTP Error 503.0 - Service Unavailable

The service is unavailable.

Most likely causes:

  • An invalid identity in the application pool could cause this error.
  • The application pool is no longer running because of configuration or reaching application failure limits.
  • The concurrent application request limit was reached.

Things you can try:

  • Check the event logs and the HTTP error logs for more information.

Detailed Error Information:

Module   ManagedPipelineHandler
Notification   ExecuteRequestHandler
Handler   ct.ashx_*
Error Code   0x00000000
Requested URL   http://nesterovsky-bros.com:80/weblog/ct.ashx?id=0b757059-c123-4997-83e2-eb04d976edcb&URL=http://primorsk.zitelistrani.gq
Physical Path   E:\web\nesterovsky\htdocs\weblog\ct.ashx
Logon Method   Anonymous
Logon User   Anonymous
Request Tracing Directory   E:\web\nesterovsky\htdocs\trace

More Information:

This error occurs when the worker process was unable to start. This could be due to an invalid identity or configuration, or because the concurrent request limit was reached.

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