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FBX Import fails with long names
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Description

System Information
Operating system: Arch Linux
Graphics card: Intel HD 4400

Blender Version
Broken: 2.80 Beta (1fce0460d522, blender2.7, 2019-05-18)

Short description of error

When trying to import a FBX it fails with the below error.

./blender
Read prefs: /home/initia/.config/blender/2.80/config/userpref.blend
found bundled python: /home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/python
Info: Deleted 1 object(s)

FBX Import: start importing /home/initia/Unity/Projects/Project Flag/Assets/MCUnitychan/Models/MCunitychan.fbx
FBX version: 7500
	FBX import: Prepare...
		Done (0.000317 sec)

	FBX import: Templates...
		Done (0.000093 sec)

	FBX import: Nodes...
		Done (0.000383 sec)

	FBX import: Connections...
		Done (0.000604 sec)

	FBX import: Meshes...
		Done (0.007002 sec)

	FBX import: Materials & Textures...
		Done (0.002505 sec)

	FBX import: Cameras & Lamps...
		Done (0.000147 sec)

	FBX import: Objects & Armatures...
Traceback (most recent call last):
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/__init__.py", line 231, in execute
    return import_fbx.load(self, context, **keywords)
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 2735, in load
    _(); del _
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 2729, in _
    root_helper.build_hierarchy(fbx_tmpl, settings, scene, view_layer)
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 2169, in build_hierarchy
    child.build_hierarchy(fbx_tmpl, settings, scene, view_layer)
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 2156, in build_hierarchy
    obj = self.build_node_obj(fbx_tmpl, settings)
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 1968, in build_node_obj
    blen_read_custom_properties(self.fbx_elem, obj, settings)
  File "/home/initia/Public/blender-2.80-1fce0460d522-linux-glibc224-x86_64/2.80/scripts/addons/io_scene_fbx/import_fbx.py", line 349, in blen_read_custom_properties
    blen_obj[prop_name] = fbx_prop.props[4]
KeyError: 'the length of IDProperty names is limited to 63 characters'

location: <unknown location>:-1

location: <unknown location>:-1

Exact steps for others to reproduce the error

  1. Open Blender
  2. File > Import > FBX
  3. Choose folder > Import FBX

Revisions and Commits

rBA Blender Add-ons
rBA8cbad902016d Fix T64833: FBX Import fails with long names.

Related Objects

Event Timeline

Julien Humbert (julroy67) created this task.May 19 2019, 11:10 AM
Julien Humbert (julroy67) updated the task description. (Show Details)May 19 2019, 11:51 AM
Marco (nacioss) added a subscriber: Marco (nacioss).May 19 2019, 4:35 PM

Please can you attach the FBX file you are having issues with?

Philipp Oeser (lichtwerk) lowered the priority of this task from 90 to 30.May 20 2019, 1:22 PM
Philipp Oeser (lichtwerk) added a subscriber: Philipp Oeser (lichtwerk).

Looks like we dont support long names for IDProperties, but yeah, please provide the .FBX here so we can have a look...

Julien Humbert (julroy67) added a comment.May 21 2019, 3:00 AM

Here is the FBX model I wanted to import.
Got it from here from the Unity Chan website, specifically here : MCUnitychan.
Available under UCL License.

MCunitychan.fbx214 KBDownload

Brecht Van Lommel (brecht) renamed this task from FBX Import fails to FBX Import fails with long names.May 22 2019, 9:27 PM
Brecht Van Lommel (brecht) raised the priority of this task from 30 to 90.
Brecht Van Lommel (brecht) edited projects, added Add-ons (Community); removed BF Blender.
Brendon Murphy (meta-androcto) added a project: Import/Export.May 26 2019, 7:06 AM
Bastien Montagne (mont29) claimed this task.May 29 2019, 11:00 AM
Bastien Montagne (mont29) lowered the priority of this task from 90 to 50.
Bastien Montagne (mont29) added a subscriber: Bastien Montagne (mont29).

Classical stupid utf8/bytes length mismatch… ;)

Bastien Montagne (mont29) changed the task status from Unknown Status to Resolved by committing rBA8cbad902016d: Fix T64833: FBX Import fails with long names..May 29 2019, 11:02 AM
Bastien Montagne (mont29) added a commit: rBA8cbad902016d: Fix T64833: FBX Import fails with long names..