SaveImage.m: display error

Author: dlegland

ImageM/+imagem/+actions/+file/SaveImage.m

@@ -57,7 +57,7 @@ function run(obj, frame) %#ok<INUSL,INUSD>
             write(img, fullfile(pathName, fileName));
         catch ex
             errordlg(ex.message, 'Image Writing Error', 'modal');
-            return;
+            error(ex.message);
         end
 
         % add history