Marcel Taeumel uploaded a new version of Morphic to project The Trunk:
http://source.squeak.org/trunk/Morphic-ct.1957.mcz

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

Name: Morphic-ct.1957
Author: ct
Time: 1 April 2022, 3:58:43.713617 pm
UUID: 73b0c9b3-ca79-9945-b668-d92a3548ae44
Ancestors: Morphic-ul.1956

While running step methods, have the world become active. Before, any step methods/deferred UI message would have triggered the #default case in ActiveEventVariable only.

=============== Diff against Morphic-ul.1956 ===============

Item was changed:
  ----- Method: PasteUpMorph>>runStepMethods (in category 'stepping') -----
  runStepMethods
  
+ 	self becomeActiveDuring: [
+ 		worldState runStepMethodsIn: self].!
- 	worldState runStepMethodsIn: self
- !