I try to open Package Browser on Ubuntu with alpha+vmLatest pharo set up and gives me an error Also last time I checked it refused to add my CPPBridge project even though I added over a day ago.... does not like my code ? Thats rude :D Dictionary>>errorKeyNotFound: [ self errorKeyNotFound: key ] in Dictionary>>at: in Block: [ self errorKeyNotFound: key ] Dictionary>>at:ifAbsent: Dictionary>>at: IRPushClosureCopy>>indexForVarNamed: IRTranslatorV2>>visitPushTemp: IRPushTemp>>accept: IRTranslatorV2(IRVisitor)>>visitNode: IRTranslatorV2>>visitInstruction: [ :instr | self visitInstruction: instr ] in IRTranslatorV2(IRVisitor)>>visitSequence: in Block: [ :instr | self visitInstruction: instr ] OrderedCollection>>do: IRSequence>>do: IRTranslatorV2(IRVisitor)>>visitSequence: IRTranslatorV2>>visitSequence: IRSequence>>accept: IRTranslatorV2(IRVisitor)>>visitNode: [ :each | self visitNode: each ] in IRTranslatorV2(IRVisitor)>>visitNodes: in Block: [ :each | self visitNode: each ] SortedCollection(OrderedCollection)>>do: IRTranslatorV2(IRVisitor)>>visitNodes: IRTranslatorV2>>visitSequences: IRTranslatorV2>>visitMethod: IRMethod>>accept: IRTranslatorV2(IRVisitor)>>visitNode: IRMethod>>generate: IRMethod>>compiledMethodWith: IRMethod>>compiledMethod IRMethod>>instructionForPC: RBMethodNode>>sourceNodeForPC: CompiledMethod>>sourceNodeForPC: Context>>sourceNodeExecuted