To verify if the XPress compression is installed, do the following:
- Go to %windir%\system32\inetsrv\config\
- Open applicationHost.config using Notepad.
- Look for the following:
Click the image to enlarge.
To resolve the issue:
- Open the Command Prompt as an Administrator.
- Change the directory to "%windir%\system32\inetsrv\" and type the following:
appcmd.exe set config -section:system.webServer/httpCompression /-[name='xpress']
- Access the Apex Central management console.
The Apex Central management console should now work without issue.