Bert Freudenberg uploaded a new version of System to project Etoys: http://source.squeak.org/etoys/System-bf.63.mcz
==================== Summary ====================
Name: System-bf.63 Author: bf Time: 24 June 2012, 7:16:08 pm UUID: c60a8cd9-64d7-4c08-a053-2af73ac05817 Ancestors: System-bf.62
Change Set: preffix-kks Date: 20 October 2010 Author: kks
SQ-869: recover gracefully if persistent prefs don't exist
=============== Diff against System-bf.62 ===============
Item was changed: ----- Method: Preferences class>>deletePersistedPreferences (in category 'persistence') ----- deletePersistedPreferences | d files | self ensurePersistedPreferencesAccessible ifFalse: [^self]. + d := ExternalSettings preferenceDirectory ifNil: [^self]. - d := ExternalSettings preferenceDirectory. files := d fileNamesMatching: '*', self persistedFileNameExtension. + files size = 0 ifTrue: [^self]. (self confirm: ('This will remove {1} stored preferences. Are you sure?' translated format: {files size})) ifTrue: [files do: [:f | d deleteFileNamed: f]].!
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