diff --git a/rhodecode/lib/hooks.py b/rhodecode/lib/hooks.py
--- a/rhodecode/lib/hooks.py
+++ b/rhodecode/lib/hooks.py
@@ -90,7 +90,6 @@ def log_pull_action(ui, repo, **kwargs):
     :param ui:
     :param repo:
     """
-
     extras = dict(repo.ui.configitems('rhodecode_extras'))
     username = extras['username']
     repository = extras['repository']
diff --git a/rhodecode/lib/middleware/simplehg.py b/rhodecode/lib/middleware/simplehg.py
--- a/rhodecode/lib/middleware/simplehg.py
+++ b/rhodecode/lib/middleware/simplehg.py
@@ -224,7 +224,10 @@ class SimpleHg(BaseVCSController):
                 if cmd in mapping:
                     return mapping[cmd]
 
-        return 'pull'
+                return 'pull'
+
+        raise Exception('Unable to detect pull/push action !!'
+                        'Are you using non standard command or client ?')
 
     def __inject_extras(self, repo_path, baseui, extras={}):
         """