show an error message if project cannot be loaded (fix #190)issue_190

1 files changed, 2 insertions, 1 deletions

diff --git a/gui.js b/gui.js
index 2456277..901a73e 100644
--- a/gui.js
+++ b/gui.js
@@ -284,7 +284,8 @@ IDE_Morph.prototype.openIn = function (world) {
             }
             throw new Error('unable to retrieve ' + url);
         } catch (err) {
-            return;
+            myself.showMessage('unable to retrieve project');
+            return '';
         }
     }