Расширенная информация при удалении репозитория

update/update.py

@@ -169,10 +169,10 @@ class Update:
                                          branch, cb_progress=self.setProgress)
                     removeDir(rpath)
                     os.rename(rpath_new, rpath)
-                except OSError:
-                    raise UpdateError(_("Permission denied to modify the "
+                except OSError as e:
+                    raise UpdateError(_("Failed to modify the "
                                         "{repname} repository").format(
-                        repname=repname))
+                        repname=repname)+":"+str(e))
                 finally:
                     if path.exists(rpath_new):
                         removeDir(rpath_new)