Obj export error when enabling polygroups option #81263

New Issue

michael campbell · 2020-09-28T20:17:11+02:00

michael campbell commented

2020-09-28 20:17:11 +02:00

System Information
Operating system: Windows-10-10.0.18362-SP0 64 Bits
Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 456.38

Blender Version
Broken: version: 2.91.0 Alpha, branch: master, commit date: 2020-09-24 19:43, hash: blender/blender@0106e17f07
Worked: (newest version of Blender that worked as expected)

below error happens when exporting as obj if the poly groups option is checked in the export options.

Python: Traceback (most recent call last):
  File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\__init__.py", line 374, in execute
    return export_obj.save(context, **keywords)
  File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 789, in save
    EXPORT_PATH_MODE=path_mode,
  File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 731, in _write
    progress,
  File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 521, in write_file
    v_ls[:] = [(vertGroupNames[g.group], g.weight) for g in me_verts[v_idx].groups]
  File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 521, in <listcomp>
    v_ls[:] = [(vertGroupNames[g.group], g.weight) for g in me_verts[v_idx].groups]
IndexError: list index out of range

**System Information** Operating system: Windows-10-10.0.18362-SP0 64 Bits Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 456.38 **Blender Version** Broken: version: 2.91.0 Alpha, branch: master, commit date: 2020-09-24 19:43, hash: `blender/blender@0106e17f07` Worked: (newest version of Blender that worked as expected) below error happens when exporting as obj if the poly groups option is checked in the export options. ``` Python: Traceback (most recent call last): File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\__init__.py", line 374, in execute return export_obj.save(context, **keywords) File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 789, in save EXPORT_PATH_MODE=path_mode, File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 731, in _write progress, File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 521, in write_file v_ls[:] = [(vertGroupNames[g.group], g.weight) for g in me_verts[v_idx].groups] File "E:\blender\dailybuilds\2.91\blender-2.91.0-0106e17f07fe-windows64\blender-2.91.0-0106e17f07fe-windows64\2.91\scripts\addons\io_scene_obj\export_obj.py", line 521, in <listcomp> v_ls[:] = [(vertGroupNames[g.group], g.weight) for g in me_verts[v_idx].groups] IndexError: list index out of range ```

michael campbell commented

2020-09-28 20:17:12 +02:00

Added subscriber: @3di

Robert Guetzkow changed title from ~~below error happens when exporting as obj if the poly groups option is checked in the export options.~~ to Obj export error when enabling polygroups option

2020-09-28 23:28:32 +02:00

Robert Guetzkow commented

2020-09-28 23:37:39 +02:00

Added subscriber: @rjg

Robert Guetzkow commented

2020-09-28 23:37:39 +02:00

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

Robert Guetzkow commented

2020-09-28 23:37:39 +02:00

I can't reproduce this with a simple test object that has vertex groups. Please provide instructions how you created an object that fails to export properly and/or a minimal project file that demonstrates this.

Robert Guetzkow commented

2020-10-06 15:45:17 +02:00

@3di Please add the requested information.

Robert Guetzkow commented

2020-10-11 11:45:18 +02:00

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

Robert Guetzkow closed this issue

2020-10-11 11:45:18 +02:00

Robert Guetzkow self-assigned this 2020-10-11 11:45:18 +02:00

Robert Guetzkow commented

2020-10-11 11:45:18 +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.

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Obj export error when enabling polygroups option #81263