[orca] Handle errors seen when restarting gnome-shell

[Joanmarie Diggs <joanied src gnome org>]

commit 713b21bad3fba02385ff4fd707e1c84a2d350b98
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Mon Mar 12 07:29:40 2012 -0400

    Handle errors seen when restarting gnome-shell

 src/orca/script_manager.py |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/script_manager.py b/src/orca/script_manager.py
index 30c86d9..ffebbb7 100644
--- a/src/orca/script_manager.py
+++ b/src/orca/script_manager.py
@@ -185,8 +185,14 @@ class ScriptManager:
         if script:
             return script
 
-        if app and getattr(app, "toolkitName", None):
-            script = self._newNamedScript(app, app.toolkitName)
+        try:
+            toolkitName = getattr(app, "toolkitName", None)
+        except (LookupError, RuntimeError):
+            msg = "Error getting toolkitName for: %s" % app
+            debug.println(debug.LEVEL_FINE, msg)
+        else:
+            if app and toolkitName:
+                script = self._newNamedScript(app, toolkitName)
 
         if not script:
             script = self.getDefaultScript(app)