FBX export error #86593

New Issue

Evgeniy · 2021-03-15T16:37:00+01:00

Evgeniy commented

2021-03-15 16:37:00 +01:00

System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce RTX 2070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 457.63

Blender Version
Broken: version: 2.91.2, branch: master, commit date: 2021-01-19 16:15, hash: blender/blender@5be9ef4177
Worked: (newest version of Blender that worked as expected)

Addon Information
Name: FBX format (4, 21, 3)
Author: Campbell Barton, Bastien Montagne, Jens Restemeier

Short description of error
[Please fill out a short description of the error here]

Exact steps for others to reproduce the error
[Please describe the exact steps needed to reproduce the issue]
[Based on the default startup or an attached .blend file (as simple as possible)]

**System Information** Operating system: Windows-10-10.0.19041-SP0 64 Bits Graphics card: GeForce RTX 2070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 457.63 **Blender Version** Broken: version: 2.91.2, branch: master, commit date: 2021-01-19 16:15, hash: `blender/blender@5be9ef4177` Worked: (newest version of Blender that worked as expected) **Addon Information** Name: FBX format (4, 21, 3) Author: Campbell Barton, Bastien Montagne, Jens Restemeier **Short description of error** [Please fill out a short description of the error here] **Exact steps for others to reproduce the error** [Please describe the exact steps needed to reproduce the issue] [Based on the default startup or an attached .blend file (as simple as possible)]

Evgeniy commented

2021-03-15 16:37:00 +01:00

Added subscriber: @ee.hristolubov

Robert Guetzkow commented

2021-03-15 16:43:40 +01:00

Added subscriber: @rjg

Robert Guetzkow commented

2021-03-15 16:43:40 +01:00

Changed status from 'Needs Triage' to: 'Archived'

Robert Guetzkow closed this issue

2021-03-15 16:43:40 +01:00

Robert Guetzkow commented

2021-03-15 16:43:40 +01:00

Thank you for your report. Unfortunately, it does not contain the requested information, which we need to investigate the issue. Please read this guide , it may help you write a bug report that allows us to fix your problem.

In case you believe that you've found a bug, please create a new bug report through Edit > Preferences > Add-ons and then clicking on the Report a Bug button for the FBX add-on. We expect all bug reports to follow the submission template . Please provide system information (operating system, GPU, graphics driver version), affected Blender version, previous Blender version that worked properly, a short and precise description of the issue, step by step instructions to reproduce it and, if relevant, a minimal .blend file that showcases the problem.

Thank you for your report. Unfortunately, it does not contain the requested information, which we need to investigate the issue. Please read [this guide ](https://wiki.blender.org/wiki/User:Rjg/HowToBugReport), it may help you write a bug report that allows us to fix your problem. In case you believe that you've found a bug, please create a new bug report through *Edit > Preferences > Add-ons* and then clicking on the *Report a Bug* button for the FBX add-on. We expect all bug reports to follow the [submission template ](https://developer.blender.org/maniphest/task/edit/form/1/). Please provide **system information** (operating system, GPU, graphics driver version), **affected Blender version**, previous **Blender version that worked properly**, a **short and precise description of the issue**, step by step **instructions to reproduce it** and, if relevant, **a minimal .blend file that showcases the problem**.

Evgeniy commented

2021-03-15 16:46:10 +01:00

Python: Traceback (most recent call last):

File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\__init__.py", line 636, in execute
  return export_fbx_bin.save(self, context, **keywords)
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3198, in save
  ret = save_single(operator, context.scene, depsgraph, filepath, **kwargs_mod)
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3094, in save_single
  fbx_objects_elements(root, scene_data)
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 2894, in fbx_objects_elements
  fbx_data_mesh_elements(objects, me_obj, scene_data, done_meshes)
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1174, 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 2.91\2.91\scripts\addons\io_scene_fbx\fbx_utils.py", line 504, in elem_data_single_int32_array
  return _elem_data_single(elem, name, value, "add_int32_array")
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\fbx_utils.py", line 451, in _elem_data_single
  getattr(sub_elem, func_name)(value)
File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\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 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1174, 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, 0.2398022711277008), 138785)

location: :-1

Python: Traceback (most recent call last): ``` File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\__init__.py", line 636, in execute return export_fbx_bin.save(self, context, **keywords) File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3198, in save ret = save_single(operator, context.scene, depsgraph, filepath, **kwargs_mod) File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 3094, in save_single fbx_objects_elements(root, scene_data) File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 2894, in fbx_objects_elements fbx_data_mesh_elements(objects, me_obj, scene_data, done_meshes) File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1174, 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 2.91\2.91\scripts\addons\io_scene_fbx\fbx_utils.py", line 504, in elem_data_single_int32_array return _elem_data_single(elem, name, value, "add_int32_array") File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\scripts\addons\io_scene_fbx\fbx_utils.py", line 451, in _elem_data_single getattr(sub_elem, func_name)(value) File "C:\Program Files\Blender Foundation\Blender 2.91\2.91\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 2.91\2.91\scripts\addons\io_scene_fbx\export_fbx_bin.py", line 1174, 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, 0.2398022711277008), 138785) location: <unknown location>:-1

Philipp Oeser commented

2021-03-15 16:53:31 +01:00

Added subscriber: @lichtwerk

Philipp Oeser commented

2021-03-15 16:53:31 +01:00

This has been reported before, see blender/blender#79775 (Something in Blender can generate invalid (Nan) values in UVMaps), will merge these reports.
Please also read blender/blender#79775, there is a workaround to clean up meshes before exporting.

This has been reported before, see blender/blender#79775 (Something in Blender can generate invalid (Nan) values in UVMaps), will merge these reports. Please also read blender/blender#79775, there is a workaround to clean up meshes before exporting.

Philipp Oeser commented

2021-03-15 16:53:37 +01:00

Closed as duplicate of blender/blender#79775

Philipp Oeser closed this issue

2021-03-15 16:53:37 +01:00

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FBX export error #86593