Hi, I iouldn't reproduce in macos mojave. I downloaded with: curl https://get.pharo.org/64/70+vmLatest | bash
And no problem with Stdio stdout << ‘OK’ Report: --- Pharo7.0.0rc1 Build information: Pharo-7.0.0+rc1.build.122.sha.51ac9cae0485c8cbcf23a1bc54c2291a5890c885 (64 Bit) Unnamed CoInterpreter VMMaker.oscog-eem.2504 uuid: a00b0fad-c04c-47a6-8a11-5dbff110ac11 Jan 5 2019 StackToRegisterMappingCogit VMMaker.oscog-eem.2504 uuid: a00b0fad-c04c-47a6-8a11-5dbff110ac11 Jan 5 2019 VM: 201901051900 https://github.com/OpenSmalltalk/opensmalltalk-vm.git Date: Sat Jan 5 20:00:11 2019 CommitHash: 7a3c6b6 Plugins: 201901051900 https://github.com/OpenSmalltalk/opensmalltalk-vm.git Mac OS X built on Jan 5 2019 19:11:02 UTC Compiler: 4.2.1 Compatible Apple LLVM 7.3.0 (clang-703.0.31) VMMaker versionString VM: 201901051900 https://github.com/OpenSmalltalk/opensmalltalk-vm.git Date: Sat Jan 5 20:00:11 2019 CommitHash: 7a3c6b6 Plugins: 201901051900 https://github.com/OpenSmalltalk/opensmalltalk-vm.git CoInterpreter VMMaker.oscog-eem.2504 uuid: a00b0fad-c04c-47a6-8a11-5dbff110ac11 Jan 5 2019 StackToRegisterMappingCogit VMMaker.oscog-eem.2504 uuid: a00b0fad-c04c-47a6-8a11-5dbff110ac11 Jan 5 2019 --- Martín El mar., 15 de ene. de 2019 a la(s) 09:06, Esteban Lorenzano (esteba...@gmail.com) escribió: > > Thing is, it happens also with an older VM :( > > Esteban > > > On 15 Jan 2019, at 13:00, Max Leske <maxle...@gmail.com> wrote: > > > > Actually, I think it's rather a VM problem...? > > > > > > On 15 Jan 2019, at 12:30, Esteban Lorenzano wrote: > > > >> Hello, > >> > >> I’m experiencing a problem with latest image (and latest vm) in Mac > >> (Mojave). > >> After doing > >> > >> Stdio stdout << ‘OK’ > >> > >> I’m having this stack: > >> > >> File class(ProtoObject)>>primitiveFailed: > >> File class(ProtoObject)>>primitiveFailed > >> File class>>fileDescriptorType: > >> File class>>fileDescriptorIsAvailable: > >> Stdio class>>standardIOStreamNamed:forWrite: > >> Stdio class>>stdout > >> UndefinedObject>>DoIt > >> OpalCompiler>>evaluate > >> RubSmalltalkEditor>>evaluate:andDo: > >> RubSmalltalkEditor>>highlightEvaluateAndDo: > >> GLMMorphicPharoScriptRenderer(GLMMorphicPharoCodeRenderer)>>popupPrint > >> MorphicAlarm(MessageSend)>>value > >> MorphicAlarm>>value: > >> WorldState>>triggerAlarmsBefore: > >> WorldState>>runLocalStepMethodsIn: > >> WorldState>>runStepMethodsIn: > >> WorldMorph>>runStepMethods > >> WorldState>>doOneCycleNowFor: > >> WorldState>>doOneCycleFor: > >> WorldMorph>>doOneCycle > >> WorldMorph class>>doOneCycle > >> [ [ WorldMorph doOneCycle. > >> Processor yield. > >> false ] whileFalse: [ ] ] in MorphicUIManager>>spawnNewProcess in Block: > >> [ [ WorldMorph doOneCycle.... > >> [ self value. > >> Processor terminateActive ] in BlockClosure>>newProcess in Block: [ self > >> value.... > >> > >> Con someone confirm or refute this? > >> > >> Thanks! > >> Esteban > > > >