out.bvh got problem

[notbugnotwork]

Problem (Body) : IK Joint 4(neck1) is missing
Problem (Body) : IK Joint 5(head) is missing
Problem (Body) : IK Joint 71(EndSite_eye.l) is missing
Problem (Body) : IK Joint 79(EndSite_eye.r) is missing
Problem (Body) : IK Joint 94(__temporalis02.l) is missing
Problem (Body) : IK Joint 99(__temporalis02.r) is missing
Problem (Body) : IK Joint 169(rFoot) is missing
Problem (Body) : IK Joint 192(lFoot) is missing
Problem (Body) : IK Joint 4(neck1) is missing
Problem (Body) : IK Joint 5(head) is missing
Problem (Body) : IK Joint 71(EndSite_eye.l) is missing
Problem (Body) : IK Joint 79(EndSite_eye.r) is missing
Problem (Body) : IK Joint 94(__temporalis02.l) is missing
Problem (Body) : IK Joint 99(__temporalis02.r) is missing
Problem (Body) : IK Joint 169(rFoot) is missing
Problem (Body) : IK Joint 172(EndSite_toe1-2.R) is missing
Problem (Body) : IK Joint 188(EndSite_toe5-3.R) is missing
Problem (Body) : IK Joint 169(rFoot) is missing
Problem (Body) : IK Joint 172(EndSite_toe1-2.R) is missing
Problem (Body) : IK Joint 188(EndSite_toe5-3.R) is missing
Problem (Body) : IK Joint 192(lFoot) is missing
Problem (Body) : IK Joint 195(EndSite_toe1-2.L) is missing
Problem (Body) : IK Joint 211(EndSite_toe5-3.L) is missing
Problem (Body) : IK Joint 192(lFoot) is missing
Problem (Body) : IK Joint 195(EndSite_toe1-2.L) is missing
Problem (Body) : IK Joint 211(EndSite_toe5-3.L) is missing
IK has missing target joints
compareChainsAndAdoptBest: Blocking chain 1 update without samples..
compareChainsAndAdoptBest: Blocking chain 5 update without samples..
compareChainsAndAdoptBest: Blocking chain 1 update without samples..
compareChainsAndAdoptBest: Blocking chain 5 update without samples..
compareChainsAndAdoptBest: Blocking chain 1 update without samples..
compareChainsAndAdoptBest: Blocking chain 5 update without samples..
IK 1272 μsec|Body|lr=0.010|bestLoss=640.6|Iterations=5|epochs=30
Sample 305 - 1.4740ms - 678.4261 fps
visualizeInput2DSkeletonFromSkeletonSerialized 11 points seem to be incorrectly normalized
signaled units are 1.00 x 1.00
visualizeInput2DSkeletonFromSkeletonSerialized 48 points seem to be incorrectly normalized
signaled units are 1920 x 1080
Sleeping for 30 milliseconds
Feet are missing, Only 0 leg joints detected..
MocapNET: Received 417 elements
Upper Body does not have an orientation classifier..
MocapNET: Incorrect orientation retrieved from upperbody ..
Unable to predict pose orientation..
MocapNET: Execution yielded 0 items ( expected 42 ) for upper body don't know what to do with them..
MocapNET: Execution yielded 0 items ( expected 45 ) for lower body don't know what to do with them..
Warning: Detected pose behind camera! ..
Initial X Y Z Position was (0.00,0.00,0.00) ! ..
Fixed using previous frame ! ..
Initial X Y Z Position after tweak is (-64.10,-45.30,-61.00) ! ..

it could generate out.bvh,but when i open it with blender ,it doesnt match