Frank Shearar uploaded a new version of Monticello to project The Trunk:
http://source.squeak.org/trunk/Monticello-fbs.582.mcz

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

Name: Monticello-fbs.582
Author: fbs
Time: 22 January 2014, 9:39:31.305 am
UUID: 312e1c16-360f-ec45-bfdb-0595beedb993
Ancestors: Monticello-fbs.581

Protect against a yellow-click when no item in the list is selected.

=============== Diff against Monticello-fbs.581 ===============

Item was changed:
  ----- Method: MCVersionHistoryBrowser>>getMenu: (in category 'morphic ui') -----
  getMenu: aMenu
  	| menuSpecs |
+ 	self selection < 1 ifTrue: [^ aMenu]. "Nothing selected = nothing to do"
+ 	menuSpecs := 	(self selectedInfo ancestors collect: [:parent |
- 	menuSpecs := (self selectedInfo ancestors collect: [:parent |
  			{'view changes from ', parent name . #viewChanges: . parent}]),
  		#(('spawn history' spawnHistory)
  		('search history' searchHistory)).
+ 	self selection > 1 ifTrue: [menuSpecs := {{'view changes to ', ancestry name . #viewChanges}}, menuSpecs].
- 	self selection > 1 ifTrue: [
- 		menuSpecs := {{'view changes to ', ancestry name . #viewChanges}}, menuSpecs].
- 	
  	self fillMenu: aMenu fromSpecs: menuSpecs.
  	^ aMenu!