Rapid Rig: Modular V3

If there's an FK Chain made of 1 Joint per Chain which is set to "Make Simulated" the rig building process stops at generating this module.

building l_Leg joints
building l_Leg controls
building r_Leg joints
building r_Leg controls
Building controls Tail
building Tail controls
select -r Root_Ctrl ;
select -r Tail_Ctrl ;
connecting Tail controls to joints
# Warning: rebuildCurve1 (Rebuild Curve): invalid input curve. # 
# Traceback (most recent call last):
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\gui\main_tabs_generate_rig.py", line 170, in <lambda>
#     generate_rig_button.clicked.connect(lambda *args: self.build_rig())
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\gui\main_tabs_generate_rig.py", line 217, in build_rig
#     rig_build_success = _build_rig.build_rig(rig_data_obj)
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\_build_rig.py", line 212, in build_rig
#     module.build(controls=True)
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_directional.py", line 45, in build
#     _build_module.Module.build(self, start_nodes=start_nodes, joints=joints, controls=controls)
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\_build_module.py", line 119, in build
#     self.build_side(start_nodes=start_nodes, joints=joints, controls=controls)
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_directional.py", line 84, in build_side
#     self.connect_ctrls_to_jnts()
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_fk_chain.py", line 741, in connect_ctrls_to_jnts
#     sim_follow_jnts=sim_follow_jnts, bind_jnts=skin_jnts, first_proxy=first_proxy)
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_fk_chain.py", line 751, in setup_sim
#     wire_obj.build_wire()
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_sub_modules\build_wire.py", line 86, in build_wire
#     self.generate_curve()
#   File "C:/ProgramData/Autodesk/ApplicationPlugins\rrm3\Contents\scripts\control_rig\build_modules\build_sub_modules\build_wire.py", line 114, in generate_curve
#     tolerance=0.01, constructionHistory=False)
# RuntimeError: Command rebuildCurve failed. Open Script Editor for details.

#