Program received signal SIGFPE, Arithmetic exception.
0x0000000000413207 in vector3<double>::Normalized (this=0x7fffffffd410) at vector3.h:60
60		vector3 Normalized() const { const T l = 1.0f / sqrt(x*x + y*y + z*z); return vector3(x*l, y*l, z*l); }
#0  0x0000000000413207 in vector3<double>::Normalized (this=0x7fffffffd410) at vector3.h:60
#1  0x0000000000516a25 in GenerateTangent (ship=0x6150c20, targframe=0x5037d30, shiptarg=..., alt=24310.260685684807) at ShipAICmd.cpp:652
#2  0x0000000000519c69 in AICmdFlyAround::TimeStepUpdate (this=0x74fa740) at ShipAICmd.cpp:1107
#3  0x000000000050b3e3 in Ship::AITimeStep (this=0x6150c20, timeStep=0.0166666675) at Ship-AI.cpp:87
#4  0x0000000000511c8a in Ship::StaticUpdate (this=0x6150c20, timeStep=0.0166666675) at Ship.cpp:808
#5  0x00000000004e78ed in Player::StaticUpdate (this=0x6150c20, timeStep=0.0166666675) at Player.cpp:122
#6  0x0000000000533764 in Space::TimeStep (this=0x5461dd0, step=0.0166666675) at Space.cpp:616
#7  0x000000000043e152 in Game::TimeStep (this=0xb8bb60, step=0.0166666675) at Game.cpp:229
#8  0x00000000004d7a9a in Pi::MainLoop () at Pi.cpp:1291
#9  0x00000000004d75d7 in Pi::Start () at Pi.cpp:1225
#10 0x000000000057b6ec in main (argc=1) at main.cpp:18