diff --git a/tryton/common/common.py b/tryton/common/common.py
index e82fd9299c..b38eae217e 100644
--- a/tryton/common/common.py
+++ b/tryton/common/common.py
@@ -91,8 +91,10 @@ def tipoftheday(parent=None):
             tip_file = False
             if lang:
                 tip_file = os.path.join(DATA_DIR, 'tipoftheday.'+lang+'.txt')
-            if not tip_file:
+            if not os.path.isfile(tip_file):
                 tip_file = os.path.join(DATA_DIR, 'tipoftheday.txt')
+            if not os.path.isfile(tip_file):
+                return
             tips = file(tip_file).read().split('---')
             tip = tips[self.number % len(tips)]
             del tips
diff --git a/tryton/tryton.py b/tryton/tryton.py
index e75b57cffc..6348dce2be 100644
--- a/tryton/tryton.py
+++ b/tryton/tryton.py
@@ -83,7 +83,7 @@ class TrytonClient(object):
     def run(self):
         main = Main()
         if CONFIG['tip.autostart']:
-            pass
+            main.sig_tips()
         else:
             main.sig_login()
         gtk.main()