HTTP Error 500.19 – Internal Server Error while browsing UWP.

If you recive an error “HTTP Error 500.19 – Internal Server Error”  while browsing Uplook Web Platform Internal server error 500.19grant the ReadWrite permission to the IIS_IUSRS group for the UWP installation folder. If despite of the granted permissions you still cannot browse UWP follow these steps:


  1. Open command line (CMD.exe) and run:
    %windir%\system32\inetsrv\appcmd.exe set config -section:system.webServer/httpCompression /+[name='xpress',doStaticCompression='false',dll='%windir%\system32\inetsrv\suscomp.dll']
  2. Restart the IIS and Uplook Web Platform instance


If steps above did not solve problem use:

%windir%\system32\inetsrv\appcmd.exe set config -section:system.webServer/httpCompression /-[name='xpress']


If problem was not resolved by the commands ensure that you have installed features:

  • .NET Extensibility 4.5
  •  ASP.NET 4.5
  • both ISAPI entries


Internal Server Error 500.19 was accurately described here

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