Chris Muller uploaded a new version of Kernel to project The Trunk:
http://source.squeak.org/trunk/Kernel-cmm.819.mcz

==================== Summary ====================

Name: Kernel-cmm.819
Author: cmm
Time: 6 November 2013, 3:42:56.929 pm
UUID: df349ca4-09ec-4a78-b10b-bc2ca823d8cd
Ancestors: Kernel-nice.818

- Fix #numArgs for MessageSend's whose arguments have not yet been set.

=============== Diff against Kernel-nice.818 ===============

Item was changed:
  ----- Method: MessageSend>>numArgs (in category 'accessing') -----
  numArgs
+ 	^ selector numArgs!
- 	"Answer the number of arguments in this message"
- 
- 	^arguments size!