Marcel Taeumel uploaded a new version of System to project The Trunk: http://source.squeak.org/trunk/System-mt.1387.mcz
==================== Summary ====================
Name: System-mt.1387 Author: mt Time: 26 January 2023, 4:01:44.653707 pm UUID: 2f717336-854b-5044-8cd1-f9f19005b047 Ancestors: System-mt.1386
Revert post-load script. It must be in Morphic because of package load order.
=============== Diff against System-mt.1386 ===============
Item was removed: - (PackageInfo named: 'System') postscript: 'UserInterfaceTheme cleanUpAndReset.'!
packages@lists.squeakfoundation.org