diff --git a/VERSION b/VERSION
index 09d28b4c..cefbbf92 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-Version 2.7.4-stable+timestamp.2013.11.22.21.19.43
+Version 2.7.4-stable+timestamp.2013.11.23.21.41.12
diff --git a/gluon/widget.py b/gluon/widget.py
index 3f0f6f3a..76c59754 100644
--- a/gluon/widget.py
+++ b/gluon/widget.py
@@ -1157,7 +1157,7 @@ def start(cron=True):
         try:
             import Tkinter
             havetk = True
-        except ImportError:
+        except (ImportError, OSError):
             logger.warn(
                 'GUI not available because Tk library is not installed')
             havetk = False