Chris Muller uploaded a new version of Tools to project The Trunk: http://source.squeak.org/trunk/Tools-cmm.825.mcz
==================== Summary ====================
Name: Tools-cmm.825 Author: cmm Time: 25 June 2018, 10:24:44.711023 pm UUID: 03f8b848-a991-4146-be57-5b6eaf0a8791 Ancestors: Tools-cmm.824
Ensure SavedExtent is initialized.
=============== Diff against Tools-cmm.824 ===============
Item was changed: ----- Method: Debugger class>>initialize (in category 'class initialization') ----- initialize ErrorRecursion := false. ErrorRecursionGuard := Mutex new. ContextStackKeystrokes := Dictionary new at: $e put: #send; at: $t put: #doStep; at: $T put: #stepIntoBlock; at: $p put: #proceed; at: $r put: #restart; at: $f put: #fullStack; at: $w put: #where; yourself. + SavedExtent := self new initialExtent
"Debugger initialize"!
Item was changed: + (PackageInfo named: 'Tools') postscript: 'Debugger classPool + at: #SavedExtent + put: Debugger new initialExtent'! - (PackageInfo named: 'Tools') postscript: 'ToolIcons classPool - at: #Icons - put: ((ToolIcons classPool at: #Icons) as: Dictionary)'!