in the debugger:stepToSendOrReturn"Simulate the execution of bytecodes until either sending a message or�returning a value to the receiver (that is, until switching contexts)."| context |[ self willSend or: [ �self willReturn or: [ self willStore ] ] ]whileFalse: [context := self step.context == self ifFalse: [self halt. �"<========================= THIS""Caused by mustBeBoolean handling"^context ]]so... the halt is ok there?cheers,�Esteban