ok didn't realise that gdb already came installed in the LoS SDK's copy of MinGW done as you said the backtrace is as follows;
(gdb) run
Starting program: c:\mingw\msys\1.0\home\david\lipsofsuna\lipsofsuna.exe
[New Thread 5184.0x15d0]
[New Thread 5184.0xb28]
[New Thread 5184.0x8c0]
[New Thread 5184.0x8c4]
[New Thread 5184.0x1640]
[New Thread 5184.0x167c]
[New Thread 5184.0x1204]
[New Thread 5184.0x1200]
[New Thread 5184.0x1600]
[New Thread 5184.0x668]
[New Thread 5184.0x16a8]
[New Thread 5184.0x17c8]
[New Thread 5184.0x16f0]
[New Thread 5184.0x8ec]
[New Thread 5184.0x568]
[New Thread 5184.0xa80]
[New Thread 5184.0x938]
[New Thread 5184.0x151c]
[New Thread 5184.0x624]
INFO: Loading client scripts.
[New Thread 5184.0x1758]
warning: Invalid parameter passed to C runtime function.
warning: Invalid parameter passed to C runtime function.
[New Thread 5184.0x16f8]
Program received signal SIGSEGV, Segmentation fault.
0x0045617c in LIRenTerrainMaterialGenerator::SM2Profile::addTechnique (
this=0x6151e80, mat=..., terrain=0xe142940,
tt=LIRenTerrainMaterialGenerator::SM2Profile::HIGH_LOD)
at ..\src\lipsofsuna\render\internal\render-terrain-material-generator.cpp:3
34
334 HighLevelGpuProgramPtr vprog = mShaderGen->generateVertexProgram
(this, terrain, tt);
(gdb)
(gdb)
(gdb) backtrace
#0 0x0045617c in LIRenTerrainMaterialGenerator::SM2Profile::addTechnique (
this=0x6151e80, mat=..., terrain=0xe142940,
tt=LIRenTerrainMaterialGenerator::SM2Profile::HIGH_LOD)
at ..\src\lipsofsuna\render\internal\render-terrain-material-generator.cpp:3
34
#1 0x00455bd4 in _fu214___ZN4Ogre20ResourceGroupManager27DEFAULT_RESOURCE_GROUP
_NAMEE ()
at ..\src\lipsofsuna\render\internal\render-terrain-material-generator.cpp:2
63
#2 0x0051032f in Ogre::TerrainMaterialGenerator::generate (this=0x6890370,
terrain=0xe142940)
at C:/MinGW/msys/1.0/local/include/OGRE/Terrain/OgreTerrainMaterialGenerator
.h:284
#3 0x65c49dfe in ZNK4Ogre7Terrain11getMaterialEv ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#4 0x65c4a22e in ZNK4Ogre7Terrain23getCompositeMapMaterialEv ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#5 0x65c5aaf7 in ZN4Ogre24TerrainMaterialGenerator7Profile18updateCompositeMapE
PKNS_7TerrainERKNS_5TRectIlEE ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#6 0x00510132 in Ogre::TerrainMaterialGenerator::updateCompositeMap (
this=0x6890370, terrain=0xe142940, rect=...)
at C:/MinGW/msys/1.0/local/include/OGRE/Terrain/OgreTerrainMaterialGenerator
.h:320
#7 0x65c4ba34 in ZN4Ogre7Terrain18updateCompositeMapEv ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#8 0x00455528 in LIRenTerrainMaterialGenerator::SM2Profile::requestOptions (
this=0x6151e80, terrain=0xe142940)
at ..\src\lipsofsuna\render\internal\render-terrain-material-generator.cpp:1
07
#9 0x0050fff3 in Ogre::TerrainMaterialGenerator::requestOptions (
this=0x6890370, terrain=0xe142940)
at C:/MinGW/msys/1.0/local/include/OGRE/Terrain/OgreTerrainMaterialGenerator
.h:273
#10 0x65c52b9d in ZN4Ogre7Terrain4loadEv ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#11 0x65c56da7 in ZN4Ogre12TerrainGroup14handleResponseEPKNS_9WorkQueue8Response
EPKS1_ () from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#12 0x6407ec8a in ZN4Ogre20DefaultWorkQueueBase15processResponseEPNS_9WorkQueue8
ResponseE () from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreMain.dll
#13 0x640832af in ZN4Ogre20DefaultWorkQueueBase22processRequestResponseEPNS_9Wor
kQueue7RequestEb () from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreMain.dll
#14 0x64083b43 in ZN4Ogre20DefaultWorkQueueBase10addRequestEttRKNS_3AnyEhb ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreMain.dll
#15 0x65c55278 in ZN4Ogre12TerrainGroup15loadTerrainImplEPNS0_11TerrainSlotEb
() from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#16 0x65c55316 in ZN4Ogre12TerrainGroup15loadAllTerrainsEb ()
from c:\mingw\msys\1.0\home\david\lipsofsuna\OgreTerrain.dll
#17 0x0048c481 in private_init_heightmap (self=0x5ec3db8, heightmap=0xd3858f0)
at ..\src\lipsofsuna\extension\heightmap-render\module.cpp:182
#18 0x004877c0 in liext_heightmap_new (module=0x308ba20, image=0xd1948f8,
position=0x28f9b8, size=513, spacing=4, scaling=160)
at ..\src\lipsofsuna\extension\heightmap\heightmap.c:87
#19 0x00488729 in Heightmap_new (args=0x28fa1c)
at ..\src\lipsofsuna\extension\heightmap\script.c:74
#20 0x00460967 in liscr_marshal_CLASS (lua=0x30823d0)
at ..\src\lipsofsuna\script\script-args.c:1111
#21 0x004cdffd in luaD_precall ()
#22 0x004c9017 in luaV_execute ()
#23 0x004ce468 in luaD_call ()
#24 0x004be139 in lua_call ()
#25 0x004c063c in ll_require ()
#26 0x004cdffd in luaD_precall ()
#27 0x004c9017 in luaV_execute ()
#28 0x004ce468 in luaD_call ()
#29 0x004be10d in f_call ()
#30 0x004cdb8f in luaD_rawrunprotected ()
#31 0x004cdbe0 in luaD_pcall ()
#32 0x004bdf58 in lua_pcall ()
#33 0x004699a7 in private_exec_script (self=0x3082198)
at ..\src\lipsofsuna\script\script.c:307
#34 0x0046979f in liscr_script_load_file (self=0x3082198,
path=0x30729a0 "c:/mingw/msys/1.0/home/david/lipsofsuna/data/lipsofsuna/main
.lua",
path_mod=0x1359230 "c:/mingw/msys/1.0/home/david/lipsofsuna/data/lipsofsuna"
, path_core=0x13591e8 "c:/mingw/msys/1.0/home/david/lipsofsuna/data")
at ..\src\lipsofsuna\script\script.c:204
#35 0x00415089 in limai_program_execute_script (self=0x1359048,
file=0x527406 "main.lua") at ..\src\lipsofsuna\main\main-program.c:308
#36 0x00416679 in main (argc=1, argv=0x1358f68)
at ..\src\lipsofsuna\main\main.c:106