Vanessa Freudenberg uploaded a new version of PreferenceBrowser to project The Trunk: http://source.squeak.org/trunk/PreferenceBrowser-codefrau.159.mcz
==================== Summary ====================
Name: PreferenceBrowser-codefrau.159 Author: codefrau Time: 6 December 2023, 4:05:30.869311 pm UUID: 8d6c0a15-8c38-451f-b6b1-bcb95b760358 Ancestors: PreferenceBrowser-ul.158
During adjustSettingsForLowPerformance, previewWorld is nil, don't create it unnecessarily (and avoid DNU in resetWorld).
=============== Diff against PreferenceBrowser-ul.158 ===============
Item was changed: ----- Method: PreferenceWizardMorph>>toggleTraditionalSystemBrowser (in category 'actions - buttons') ----- toggleTraditionalSystemBrowser
self stateTraditionalSystemBrowser ifTrue: [SystemBrowser default: TreeBrowser] ifFalse: [SystemBrowser default: Browser]. self changed: #stateTraditionalSystemBrowser. + previewWorld ifNotNil: [self resetWorld]. + ! - self resetWorld.!
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