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blockMesh crashes after "Check topology"

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Old   October 30, 2014, 15:02
Default blockMesh crashes after "Check topology"
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sajad
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When I write blockMesh in terminal I face with this error:
Code:
sajad@sajad-pc:~/Desktop/heatedCavity2$ blockMesh
/*---------------------------------------------------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  2.1.0                                 |
|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
Build  : 2.1.0-0bc225064152
Exec   : blockMesh
Date   : Oct 30 2014
Time   : 22:28:58
Host   : "sajad-pc"
PID    : 16865
Case   : /home/sajad/Desktop/heatedCavity2
nProcs : 1
sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
fileModificationChecking : Monitoring run-time modified files using timeStampMaster
allowSystemOperations : Disallowing user-supplied system call operations

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time

Creating block mesh from
    "/home/sajad/Desktop/heatedCavity2/constant/polyMesh/blockMeshDict"
Creating curved edges
Creating topology blocks
Creating topology patches

Check topology
#0  Foam::error::printStack(Foam::Ostream&) in "/opt/openfoam210/platforms/linuxGccDPOpt/lib/libOpenFOAM.so"
#1  Foam::sigSegv::sigHandler(int) in "/opt/openfoam210/platforms/linuxGccDPOpt/lib/libOpenFOAM.so"
#2  Uninterpreted: 
#3  Foam::blockMesh::checkBlockMesh(Foam::polyMesh const&) const in "/opt/openfoam210/platforms/linuxGccDPOpt/lib/libblockMesh.so"
#4  Foam::blockMesh::createTopology(Foam::IOdictionary const&, Foam::word const&) in "/opt/openfoam210/platforms/linuxGccDPOpt/lib/libblockMesh.so"
#5  Foam::blockMesh::blockMesh(Foam::IOdictionary const&, Foam::word const&) in "/opt/openfoam210/platforms/linuxGccDPOpt/lib/libblockMesh.so"
#6  
 in "/opt/openfoam210/platforms/linuxGccDPOpt/bin/blockMesh"
#7  __libc_start_main in "/lib/tls/i686/cmov/libc.so.6"
#8  
 in "/opt/openfoam210/platforms/linuxGccDPOpt/bin/blockMesh"
Segmentation fault
what does this error mean?how can I debug it?

Last edited by wyldckat; November 1, 2014 at 15:37. Reason: Added [CODE][/CODE]
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Old   November 1, 2014, 15:50
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Quick answer: http://openfoamwiki.net/index.php/BlockMesh#Tips
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