diff --git a/weboob/applications/qhavesex/contacts.py b/weboob/applications/qhavesex/contacts.py
index 63d1e176..c102d1bc 100644
--- a/weboob/applications/qhavesex/contacts.py
+++ b/weboob/applications/qhavesex/contacts.py
@@ -300,10 +300,14 @@ class ContactProfile(QWidget):
             logging.warning('Not supported widget: %r' % widget)
 
     def previousClicked(self):
+        if len(self.contact.photos) == 0:
+            return
         self.displayed_photo_idx = (self.displayed_photo_idx - 1) % len(self.contact.photos)
         self.display_photo()
 
     def nextClicked(self):
+        if len(self.contact.photos) == 0:
+            return
         self.displayed_photo_idx = (self.displayed_photo_idx + 1) % len(self.contact.photos)
         self.display_photo()
 
diff --git a/weboob/applications/radioob/radioob.py b/weboob/applications/radioob/radioob.py
index ecfb6df3..35c39dae 100644
--- a/weboob/applications/radioob/radioob.py
+++ b/weboob/applications/radioob/radioob.py
@@ -92,7 +92,7 @@ class Radioob(ReplApplication):
 
         radio = self.get_object(_id, 'get_radio', ['streams'])
         if not radio:
-            print >>sys.stderr, 'Radio not found: ' % _id
+            print >>sys.stderr, 'Radio not found:', _id
             return 1
         try:
             player_name = self.config.get('media_player')
diff --git a/weboob/tools/browser/browser.py b/weboob/tools/browser/browser.py
index 3ccb7d36..60b2e445 100644
--- a/weboob/tools/browser/browser.py
+++ b/weboob/tools/browser/browser.py
@@ -230,7 +230,8 @@ class StandardBrowser(mechanize.Browser):
             else:
                 return None
         except (mechanize.BrowserStateError, BrowserRetry):
-            self.home()
+            if hasattr(self, 'home'):
+                self.home()
             return mechanize.Browser.open(self, *args, **kwargs)
 
     def get_exception(self, e):