Webserver returns the error when I am trying to open Plesk Control Panel:
php-cgi.exe - The FastCGI process exited unexpectedly
Third-party dll library was registered in system. For example SpeedBit Video Accelerator application installed on the server.
Add full permissions for
psaadm user on file
C:\\Program Files (x86)\\SpeedBit Video Accelerator\\sporder.dll