Problem 5

Summary:	exampleN04 loops on DEC in optimised mode.
Product:	Geant4	Reporter:	John.Allison
Component:	geometry/magneticfield	Assignee:	John Apostolakis <John.Apostolakis>
Status:	RESOLVED FIXED
Severity:	normal
Priority:	P5
Version:	0.1
Hardware:	DEC
OS:	OSF/1

Description John.Allison 1999-08-05 08:03:23 CEST

Idle> Stage 0->1 : 1 hits found in the muon chamber.
Stage 1->2 : 1 isolated muon found.

Typical traceback at interuption:

>0  0x123dce14 in DumbStepper(0x0, 0x0, 0x0, 0x14331040, 0x100000, 0x7fe00000)
in /afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#1  0x123de46c in Stepper(0x0, 0x0, 0x0, 0x14331040, 0x100000, 0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#2  0x123da400 in OneGoodStep(0x0, 0x0, 0x0, 0x14331040, 0x100000, 0x7fe00000)
in /afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#3  0x123d9fc4 in AccurateAdvance(0x0, 0x0, 0x0, 0x14331040, 0x100000,
0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#4  0x123d8a2c in AdvanceChordLimited(0x0, 0x0, 0x0, 0x14331040, 0x100000,
0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#5  0x123a24ec in ComputeStep(0x0, 0x0, 0x0, 0x14331040, 0x100000, 0x7fe00000)
in /afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#6  0x12395c44 in AlongStepGetPhysicalInteractionLength(0x0, 0x0, 0x0,
0x14331040, 0x100000, 0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04

and...

>0  0x123db2e0 in EvaluateRhsGivenB(0x1, 0x14331080, 0x11ffe030, 0x14331040,
0x100000, 0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#1  0x123dbbcc in RightHandSide(0x1, 0x14331080, 0x11ffe030, 0x14331040,
0x100000, 0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#2  0x123dc4c4 in UnknownProcedure2FromFile342(0x1, 0x14331080, 0x11ffe030,
0x14331040, 0x100000, 0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04
#3  0x123dcd04 in DumbStepper(0x1, 0x14331080, 0x11ffe030, 0x14331040, 0x100000,
0x7fe00000) in
/afs/cern.ch/sw/geant4/stt/dev/DEC-cxx/optim/bin/DEC-cxx/exampleN04

Comment 1 John Apostolakis 1999-11-09 08:51:59 CET

Problem was verified to be in the field integration / volume intersection.
It never exits the Propagator/ChordFinder.

Howver The problem was FIXED with the latest field tag