Fix error message not showing when an unsupported image is selected

Changelog-entry: Fix error message not showing when an unsupported image is selected
Change-type: patch

lib/gui/app/pages/main/controllers/image-selection.js

@@ -175,6 +175,7 @@ module.exports = function (
                 $timeout()
               })
           })
+      })
       .catch((error) => {
         const imageError = errors.createUserError({
           title: 'Error opening image',
@@ -183,10 +184,8 @@ module.exports = function (
         osDialog.showError(imageError)
         analytics.logException(error)
       })
-          .then(() => {
-            return innerSource.close()
-              .catch(_.noop)
-          })
+      .finally(() => {
+        return source.close().catch(_.noop)
       })
   }