compileSelectionFor: anObject in: evalContext | methodNode method failed | failed := false. methodNode := [ Compiler new compileNoPattern: self selectionAsStream in: anObject class context: evalContext notifying: self ifFail: [ failed := true ] ] on: OutOfScopeNotification do: [:ex | ex resume: true]. failed ifTrue: [ ^ nil ]. self halt: 'old generate: use'. method := methodNode generate: #(0 0 0 0). ^method copyWithTempsFromMethodNode: methodNode clearly a bad use of halt instead of deprecated. Fixed in 3007 Stef