Christoph Thiede uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-ct.1242.mcz

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

Name: System-ct.1242
Author: ct
Time: 3 October 2021, 3:03:42.480874 pm
UUID: 65b8dbdb-0855-2440-bec4-b96c5d72468a
Ancestors: System-mt.1241

Adds missing standard query to Preferences.

=============== Diff against System-mt.1241 ===============

Item was added:
+ ----- Method: Preferences class>>allowEtoyUserCustomEvents (in category 'standard queries') -----
+ allowEtoyUserCustomEvents
+ 	^ self
+ 		valueOfFlag: #allowEtoyUserCustomEvents
+ 		ifAbsent: [false]!