Program received signal SIGSEGV, Segmentation fault. [Switching to Thread -1223743776 (LWP 27284)] BasicEffect::setColor (this=0x88e63e0, rgb=0x0) at effectsRenderer.cxx:461 461 color[0] = rgb[0]; (gdb) bt #0 BasicEffect::setColor (this=0x88e63e0, rgb=0x0) at effectsRenderer.cxx:461 #1 0x0809868c in EffectsRenderer::addRicoEffect (this=0x85b92b8, rgb=0x0, pos=0x88e63e0, rot=0xbf8efbe0, vel=0x0) at effectsRenderer.cxx:352 #2 0x080f75fe in SegmentedShotStrategy::update (this=0x8865938, dt=0.0120000001) at Singleton.h:83 #3 0x0810e04f in ShotPath::updateShot (this=0x88e63e0, dt=0.328990012) at ShotPath.h:189 #4 0x0810e1f9 in LocalShotPath::update (this=0x885e750, dt=0.328990012) at ShotPath.cxx:187 #5 0x080cf007 in LocalPlayer::doUpdate (this=0x96ad578, dt=0.0120000001) at LocalPlayer.cxx:142 #6 0x08072670 in BaseLocalPlayer::update (this=0x96ad578) at BaseLocalPlayer.cxx:89 #7 0x08149c64 in playingLoop () at playing.cxx:6018 #8 0x0814deb9 in startPlaying (_display=0x88e63e0, renderer=@0x851ba10) at playing.cxx:6715 #9 0x0812986a in main (argc=4, argv=0xbf8f0ed4) at Singleton.h:83