diff --git a/gluon/restricted.py b/gluon/restricted.py
index 84c46b36..95410f5c 100644
--- a/gluon/restricted.py
+++ b/gluon/restricted.py
@@ -137,7 +137,7 @@ class RestrictedError(Exception):
         self.environment = environment
         if layer:
             try:
-                self.traceback = traceback.format_exc()
+                self.traceback = traceback.format_exc(limit=1)
             except:
                 self.traceback = 'no traceback because template parsing error'
             try: