import crash: rotation.timestamps IndexError

example file: sword_2h_denathrius_d_01.obj

Python: Traceback (most recent call last):
  File "C:\Users\alinsa\AppData\Roaming\Blender Foundation\Blender\2.93\scripts\addons\WoWbjectImporter\operators.py", line 172, in execute
    reports = do_import(self, context, self.filepath, self.reuse_materials, self.base_shader, args)
  File "C:\Users\alinsa\AppData\Roaming\Blender Foundation\Blender\2.93\scripts\addons\WoWbjectImporter\utilties.py", line 661, in do_import
    reports = import_obj.do_setup(
  File "C:\Users\alinsa\AppData\Roaming\Blender Foundation\Blender\2.93\scripts\addons\WoWbjectImporter\utilties.py", line 141, in do_setup
    load_step = self.unpack_m2()
  File "C:\Users\alinsa\AppData\Roaming\Blender Foundation\Blender\2.93\scripts\addons\WoWbjectImporter\utilties.py", line 164, in unpack_m2
    self.use_m2, self.m2_dict, self.anim_combos, self.anim_transforms, self.bones = read_m2(
  File "C:\Users\alinsa\AppData\Roaming\Blender Foundation\Blender\2.93\scripts\addons\WoWbjectImporter\kaitai\m2_handler.py", line 194, in read_m2
    rate = rotation.timestamps.values[0].values[1] / 1000  # TODO: Double-check time unit
IndexError: list index out of range

ThatAsherGuy / WoWbjectImporter

import crash: rotation.timestamps IndexError #10