After uninstalling the "DocuWare Desktop Server Components", the Web Client is no longer reachable. 
The following error occurs "HTTP Error 404.0 - Not Found".

It can happen, that after uninstalling the "DocuWare Desktop Server Components" the Virtual Directory "DocuWare" was removed from the Internet Information Services.
This causes that the Web Client is no longer reachable.

In the context menu of the "Default Web Site", please select the option "Add Virtual Directory".

In the new window, specify "DocuWare" for the alias and the installation path for the DocuWare Web components as a physical path ("C:\Program Files (x86)\DocuWare\Web\Root").

After confirming with "OK", the Virtual Directory is created again and the Web Client can be used.