Phenomenon:
When installing the Appeon File Server you run into the following error.
Cause:
The Appeon File Server installer was interrupted before Appeon File Server could be installed, as shown in the following figure.
Solutions:
Solution A: Restart the installer and try again.
Solution B: Turn on the IIS 6 Management Compatibility features.
For Windows 2008 R2: Go to Control Panel > Administrator Tools > Server Manager > Roles > Web Server. Expand the Role Service node in the right pane, and then select IIS 6 Management Compatibility.
For Windows 7: Go to Control Panel, click Programs and Features, click Turn Windows features on or off, expand Internet Information Services> Web Management Tools> IIS 6.0 Management Compatibility> Web Server, and then select IIS 6 Metabase and IIS 6 configuration compatibility, IIS 6 WMI Compatibility, and IIS 6 Management Console.