Index: /tools/gformat.py
===================================================================
--- /tools/gformat.py	(revision 14167)
+++ /tools/gformat.py	(revision 14168)
@@ -2367,5 +2367,12 @@
     if not is_text_request():
       cgitb.enable()
-    response_headers, output = process_cgi_request()
+
+    try:
+      response_headers, output = process_cgi_request()
+    except:
+      print ''
+      print ''
+      raise
+
     print_cgi_response(response_headers, output)