blend file with shape keys and modifier causes crash

[william-lohan]

error

RuntimeError: Error: Modifier cannot be applied to a mesh with shape keys

steps

• clone https://github.com/william-lohan/my-panda-py/tree/blend2bam_issues
• run blend2bam ./models/low_poly_cat.blend ./models/low_poly_cat.bam

Blender 3.5.1 (hash 6ee8aa4997ee built 2023-05-06 00:20:19)
Read prefs: /home/will/.config/blender/3.5/config/userpref.blend
Failed to open dir (No such file or directory): /run/user/1000/gvfs/
Reloading external rigs...
Reloading external metarigs...
Read blend: /home/will/source/my-panda-py/models/low_poly_cat.blend
Error: Modifier cannot be applied to a mesh with shape keys
Traceback (most recent call last):
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/../blender_script_common.py", line 34, in convert_files
convertfn(settings, src, dst)
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/blender28_script.py", line 168, in export_gltf
prepare_meshes()
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/blender28_script.py", line 153, in prepare_meshes
bpy.ops.object.modifier_apply(modifier=modifier.name)
File "/usr/share/blender/3.5/scripts/modules/bpy/ops.py", line 113, in call
ret = _op_call(self.idname_py(), None, kw)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
RuntimeError: Error: Modifier cannot be applied to a mesh with shape keys

Failed to convert /home/will/source/my-panda-py/models/low_poly_cat.blend to gltf
Traceback (most recent call last):
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/cli.py", line 88, in convert
src2tmp.convert_single(srcfile, tmpfile.name)
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/init.py", line 47, in convert_single
self.convert_batch(srcroot, dstdir, files)
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/init.py", line 62, in convert_batch
blenderutils.run_blender_script(self.script_file, args, blenderdir=blenderdir)
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blenderutils.py", line 29, in run_blender_script
run_blender(
File "/home/will/.local/lib/python3.11/site-packages/blend2bam/blenderutils.py", line 25, in run_blender
subprocess.check_call(binpath + ['--background'] + args, stdout=None)#subprocess.DEVNULL)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.11/subprocess.py", line 413, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['blender', '--background', '-P', '/home/will/.local/lib/python3.11/site-packages/blend2bam/blend2gltf/blender28_script.py', '--', '/tmp/tmplz3ucz1r', '/home/will/source/my-panda-py/models', '/tmp', '/home/will/source/my-panda-py/models/low_poly_cat.blend']' returned non-zero exit status 1.

Failed to convert all files

[william-lohan]

moved to Moguri/panda3d-gltf#121

[Moguri]

I am going to reopen this one since (based on the error output) it is a blend2bam issue and not panda3d-gltf.