KeyError on FBX export #98156

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Donny · 2022-05-16T05:39:09+02:00

Donny commented

2022-05-16 05:39:09 +02:00

Python: Traceback (most recent call last):

File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\__init__.py", line 644, in execute
  return export_fbx_bin.save(self, context, **keywords)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3213, in save
  ret = save_single(operator, context.scene, depsgraph, filepath, **kwargs_mod)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3109, in save_single
  fbx_objects_elements(root, scene_data)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 2909, in fbx_objects_elements
  fbx_data_mesh_elements(objects, me_obj, scene_data, done_meshes)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1177, in fbx_data_mesh_elements
  elem_data_single_int32_array(lay_uv, b"UVIndex", (uv2idx[uv_id] for uv_id in _uvtuples_gen(t_luv, t_lvidx)))
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\fbx_utils.py", line 505, in elem_data_single_int32_array
  return _elem_data_single(elem, name, value, "add_int32_array")
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\fbx_utils.py", line 452, in _elem_data_single
  getattr(sub_elem, func_name)(value)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\encode_bin.py", line 161, in add_int32_array
  data = array.array(data_types.ARRAY_INT32, data)
File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1177, in <genexpr>
  elem_data_single_int32_array(lay_uv, b"UVIndex", (uv2idx[uv_id] for uv_id in _uvtuples_gen(t_luv, t_lvidx)))

KeyError: ((nan, nan), 35907)

location: :-1

Python: Traceback (most recent call last): ``` File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\__init__.py", line 644, in execute return export_fbx_bin.save(self, context, **keywords) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3213, in save ret = save_single(operator, context.scene, depsgraph, filepath, **kwargs_mod) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3109, in save_single fbx_objects_elements(root, scene_data) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 2909, in fbx_objects_elements fbx_data_mesh_elements(objects, me_obj, scene_data, done_meshes) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1177, in fbx_data_mesh_elements elem_data_single_int32_array(lay_uv, b"UVIndex", (uv2idx[uv_id] for uv_id in _uvtuples_gen(t_luv, t_lvidx))) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\fbx_utils.py", line 505, in elem_data_single_int32_array return _elem_data_single(elem, name, value, "add_int32_array") File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\fbx_utils.py", line 452, in _elem_data_single getattr(sub_elem, func_name)(value) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\encode_bin.py", line 161, in add_int32_array data = array.array(data_types.ARRAY_INT32, data) File "C:\Program Files\Blender Foundation\Blender 3.1\3.1\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1177, in <genexpr> elem_data_single_int32_array(lay_uv, b"UVIndex", (uv2idx[uv_id] for uv_id in _uvtuples_gen(t_luv, t_lvidx))) ``` KeyError: ((nan, nan), 35907) location: <unknown location>:-1

Donny commented

2022-05-16 05:39:09 +02:00

Added subscriber: @jamacianmanscam

Pratik Borhade commented

2022-05-16 05:49:21 +02:00

Added subscriber: @PratikPB2123

Pratik Borhade commented

2022-05-16 05:49:21 +02:00

Changed status from 'Needs Triage' to: 'Needs User Info'

Pratik Borhade commented

2022-05-16 05:49:21 +02:00

Hi, thanks for the report. From python traceback, it seems error occurred at the time of exporting the file in FBX format.
Please upload your .blend file and give us clear instructions for reproducing the issue.
seems same issue blender/blender#79775 (Something in Blender can generate invalid (Nan) values in UVMaps)

This report does not contain all the requested information, which is required for us to investigate the issue.
Please carefully follow the instructions. Be sure to provide system information, Blender version, the last Blender version which worked, and a .blend file with exact steps to
reproduce the problem.
A guideline for making a good bug report can be found at https://wiki.blender.org/wiki/Process/Bug_Reports

Hi, thanks for the report. From python traceback, it seems error occurred at the time of exporting the file in FBX format. Please upload your .blend file and give us clear instructions for reproducing the issue. seems same issue blender/blender#79775 (Something in Blender can generate invalid (Nan) values in UVMaps) > This report does not contain all the requested information, which is required for us to investigate the issue. > Please carefully follow the instructions. Be sure to provide system information, Blender version, the last Blender version which worked, and a .blend file with exact steps to > reproduce the problem. > A guideline for making a good bug report can be found at https://wiki.blender.org/wiki/Process/Bug_Reports

Thomas Dinges changed title from ~~Python: Traceback (most recent call last):~~ to KeyError on FBX export

2022-05-16 09:55:46 +02:00

Pratik Borhade commented

2022-05-25 08:00:34 +02:00

Changed status from 'Needs User Info' to: 'Archived'

Pratik Borhade closed this issue

2022-05-25 08:00:34 +02:00

Pratik Borhade commented

2022-05-25 08:00:34 +02:00

No activity for more than a week. As per the tracker policy we assume the issue is gone and can be closed.

Thanks again for the report. If the problem persists please open a new report with the required information.

No activity for more than a week. As per the tracker policy we assume the issue is gone and can be closed. Thanks again for the report. If the problem persists please open a new report with the required information.

anissadi commented

2022-06-14 12:55:11 +02:00

Added subscriber: @x.an1s.x

anissadi commented

2022-06-14 12:55:11 +02:00

im having the same problem in like 2 days btw i download another version from lender i was using like version 8.somthing like that so should i get the version back or can i resolve the problem from uninstall it and redownload it again ?? please help because this problem effect on me because of the platform that i us it works only by the FBX system

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KeyError on FBX export #98156