#31: New installation displays 'Mount location is not set' on Windows

src/containers/MountItems/MountItems.js

@@ -223,7 +223,10 @@ class MountItems extends IPCContainer {
         }
 
         if (location !== providerState.MountLocation) {
-          this.handleMountLocationChanged(provider, location);
+          const value = (this.props.Platform === 'win32') ?
+            data.DriveLetters[provider].indexOf(location) :
+            location;
+          this.handleMountLocationChanged(provider, value);
         }
 
         if (!this.props.AutoMountProcessed &&