I have this error when i have cal3d packages :
*-------------------------------------------------------------------------*
Building Cal3D to Sprite3D converter
Building for UNIX/GCC/X86 in optimize mode
*-------------------------------------------------------------------------*
g++-3.2 -c -o out/UNIX/X86/optimize/apps/import/caltocs/caltocs.o apps/import/caltocs/caltocs.cpp -D__CRYSTAL_SPACE__ -Wall -Wno-unknown-pragmas -fno-exceptions -mcpu=pentiumpro -march=i686 -I/usr/local/include -O3 -fomit-frame-pointer -ffast-math -I. -I./apps -I./include -I./libs -I./plugins
apps/import/caltocs/caltocs.cpp: In function `int ExportSprite(const char*,
float, float, CalCoreModel&, CalModel&)\':
apps/import/caltocs/caltocs.cpp:255: no matching function for call to `
CalCoreTrack::getMapCoreKeyframe()\'
make[1]: *** [out/UNIX/X86/optimize/apps/import/caltocs/caltocs.o] Error 1
make: *** [caltocs] Error 2