<html dir="ltr"><head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style id="owaTempEditStyle"></style><style title="owaParaStyle"></style> </head> <body ocsi="x"> <div style="FONT-FAMILY: Tahoma; DIRECTION: ltr; COLOR: #000000; FONT-SIZE: x-small"> <a></a>Dear Gaters<a></a>, <a></a>When I run<a></a> CT simulation using<a></a> a voxelized<a></a> volume as phantom<a></a>, I get<a></a> a random<a></a> segfault<a></a> (Sometimes<a></a> it<a></a> occurs<a></a> before<a></a> when<a></a> computing<a></a> the first projection, sometimes<a></a> when<a></a> computing<a></a> the tenth<a></a>...) I am<a></a> using<a></a> gate<a></a> 6.2 within<a></a> the VGate<a></a> 2.1 virtual<a></a> machine. and tried<a></a> with<a></a> several<a></a> volumes (simple and realistics<a></a> ones<a></a>) Here<a></a> is<a></a> the gdb stack<a></a>. Is this<a></a> issue known<a></a> (and has-it<a></a> been solved<a></a> in the next<a></a> version ? ) #### FrameID<a></a> = 0 #### Program received<a></a> signal SIGSEGV<a></a>, Segmentation fault<a></a>. 0x081b86c5<a></a> in GateVolumeSelector<a></a>::GateVolumeSelector<a></a>(G4VPhysicalVolume<a></a>*) () (gdb) bt<a></a> #0 0x081b86c5<a></a> in GateVolumeSelector<a></a>::GateVolumeSelector<a></a>(G4VPhysicalVolume<a></a>*) () #1 0x081b9379<a></a> in GateVolumeID<a></a>::GateVolumeID<a></a>(G4TouchableHistory<a></a> const<a></a>*) () #2 0x08201cbd<a></a> in GateToImageCT<a></a>::RecordStepWithVolume<a></a>(GateVVolume<a></a> const<a></a>*, G4Step<a></a> const<a></a>*) () #3 0x082ac8ff<a></a> in GateOutputMgr<a></a>::RecordStepWithVolume<a></a>(GateVVolume<a></a> const<a></a>*, G4Step<a></a> const<a></a>*) () #4 0x082b9cad<a></a> in GateSteppingAction<a></a>::UserSteppingAction<a></a>(G4Step<a></a> const<a></a>*) () #5 0xb7c0049f<a></a> in G4SteppingManager<a></a>::Stepping<a></a>() () from<a></a> /usr<a></a>/local/lib/libG4tracking.so<a></a> #6 0xb7c0a24e<a></a> in G4TrackingManager<a></a>::ProcessOneTrack<a></a>(G4Track<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4tracking.so<a></a> #7 0xb7c35625<a></a> in G4EventManager<a></a>::DoProcessing<a></a>(G4Event<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4event.so<a></a> #8 0xb7c35f5a<a></a> in G4EventManager<a></a>::ProcessOneEvent<a></a>(G4Event<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4event.so<a></a> #9 0xb7c9a05b<a></a> in G4RunManager<a></a>::DoEventLoop<a></a>(int<a></a>, char const<a></a>*, int<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4run.so<a></a> #10 0xb7c99b43<a></a> in G4RunManager<a></a>::BeamOn<a></a>(int<a></a>, char const<a></a>*, int<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4run.so<a></a> #11 0x0838ee76<a></a> in GateApplicationMgr<a></a>::StartDAQ<a></a>() () #12 0x083af7e0<a></a> in GateApplicationMgrMessenger<a></a>::SetNewValue<a></a>(G4UIcommand<a></a>*, G4String<a></a>) () #13 0xb6140958<a></a> in G4UIcommand<a></a>::DoIt<a></a>(G4String<a></a>) () ---Type <return> to continue, or q <return> to quit---<a></a> from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #14 0xb6156e8e<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(char const<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #15 0xb6157565<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #16 0xb6131015<a></a> in G4UIbatch<a></a>::ExecCommand<a></a>(G4String<a></a> const<a></a>&) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #17 0xb6132337<a></a> in G4UIbatch<a></a>::SessionStart<a></a>() () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #18 0xb615297e<a></a> in G4UImanager<a></a>::ExecuteMacroFile<a></a>(char const<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #19 0xb614bb59<a></a> in G4UIcontrolMessenger<a></a>::SetNewValue<a></a>(G4UIcommand<a></a>*, G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #20 0xb6140958<a></a> in G4UIcommand<a></a>::DoIt<a></a>(G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #21 0xb6156e8e<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(char const<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #22 0xb6157565<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #23 0xb6131015<a></a> in G4UIbatch<a></a>::ExecCommand<a></a>(G4String<a></a> const<a></a>&) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #24 0xb6132337<a></a> in G4UIbatch<a></a>::SessionStart<a></a>() () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> ---Type <return> to continue, or q <return> to quit---<a></a> #25 0xb615297e<a></a> in G4UImanager<a></a>::ExecuteMacroFile<a></a>(char const<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #26 0xb614bb59<a></a> in G4UIcontrolMessenger<a></a>::SetNewValue<a></a>(G4UIcommand<a></a>*, G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #27 0xb6140958<a></a> in G4UIcommand<a></a>::DoIt<a></a>(G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #28 0xb6156e8e<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(char const<a></a>*) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #29 0xb6157565<a></a> in G4UImanager<a></a>::ApplyCommand<a></a>(G4String<a></a>) () from<a></a> /usr<a></a>/local/lib/libG4intercoms.so<a></a> #30 0x080fe4ca<a></a> in main () Thanks<a></a> for your<a></a> time, Maximilien <div></div> <div dir="ltr"> </div> <div> -- Maximilien MELISSAS<a></a>, Ph.D<a></a><a></a> Consultant, Alten<a></a><a></a> technology<a></a><a></a> Image processing<a></a> and simulation for CT NDT<a></a><a></a> @ Safran R & T http://www.alten.com </div> </div> # 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