Getting an error while trying to use the generate texture feature.

[idevstuffs]

I know the generate texture feature is in beta and still a WIP, would be amazing if it worked. It's currently throwing this error for me when trying to use it.

[2026-03-25T08:31:10.136Z] [RUNTIME] [Generation ERROR] No module named 'custom_rasterizer' Traceback (most recent call last): File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\api\routers\generation.py", line 148, in _run_generation output_path = await loop.run_in_executor( ^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\python-embed\Lib\concurrent\futures\thread.py", line 58, in run result = self.fn(*self.args, **self.kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\api\routers\generation.py", line 150, in <lambda> lambda: gen.generate(image_bytes, params, progress_cb, cancel_event) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\extensions\hunyuan3d-mini\generator.py", line 137, in generate mesh = self._run_texture(mesh, image, progress_cb) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\extensions\hunyuan3d-mini\generator.py", line 172, in _run_texture paint_pipeline = Hunyuan3DPaintPipeline.from_pretrained( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\pipelines.py", line 87, in from_pretrained return cls(Hunyuan3DTexGenConfig(delight_model_path, multiview_model_path, subfolder)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\pipelines.py", line 92, in __init__ self.render = MeshRender( ^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\differentiable_renderer\mesh_render.py", line 145, in __init__ import custom_rasterizer as cr ModuleNotFoundError: No module named 'custom_rasterizer' [2026-03-25T08:38:38.766Z] [RUNTIME] [Generation ERROR] No module named 'custom_rasterizer' Traceback (most recent call last): File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\api\routers\generation.py", line 148, in _run_generation output_path = await loop.run_in_executor( ^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\python-embed\Lib\concurrent\futures\thread.py", line 58, in run result = self.fn(*self.args, **self.kwargs) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\AppData\Local\Programs\Modly\resources\api\routers\generation.py", line 150, in <lambda> lambda: gen.generate(image_bytes, params, progress_cb, cancel_event) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\extensions\hunyuan3d-mini\generator.py", line 137, in generate mesh = self._run_texture(mesh, image, progress_cb) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\extensions\hunyuan3d-mini\generator.py", line 172, in _run_texture paint_pipeline = Hunyuan3DPaintPipeline.from_pretrained( ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\pipelines.py", line 87, in from_pretrained return cls(Hunyuan3DTexGenConfig(delight_model_path, multiview_model_path, subfolder)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\pipelines.py", line 92, in __init__ self.render = MeshRender( ^^^^^^^^^^^ File "C:\Users\xerob\OneDrive\Documents\Modly\models\hunyuan3d-mini\_hy3dgen\hy3dgen\texgen\differentiable_renderer\mesh_render.py", line 145, in __init__ import custom_rasterizer as cr ModuleNotFoundError: No module named 'custom_rasterizer'

[Lorchie]

Thank you for your report.

We are working on it.