Comfy-Org / Comfy-Org/ComfyUI

ComfyUI on Desktop / macOS / Ventura / Flux - doesn't work

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#5,787 11 comments 2 reactions 0 assignees View on GitHub
MacOS Potential Bug
Dominant language
Python
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Description

### Expected Behavior

Flux Schnelle works like intended

### Actual Behavior

Screenshot 2024-11-26 at 16 51 18

### Steps to Reproduce

Install ComfyUI Desktop
Open workflow with Flux Schnelle
Try to generate an image

macOS Ventura / m4 pro / 24gb RAM

### Debug Logs

```powershell
# ComfyUI Error Report
## Error Details
- **Node ID:** 31
- **Node Type:** KSampler
- **Exception Type:** TypeError
- **Exception Message:** Trying to convert Float8_e4m3fn to the MPS backend but it does not have support for that dtype.
## Stack Trace

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/execution.py", line 323, in execute
output_data, output_ui, has_subgraph = get_output_data(obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/execution.py", line 198, in get_output_data
return_values = _map_node_over_list(obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/execution.py", line 169, in _map_node_over_list
process_inputs(input_dict, i)

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/execution.py", line 158, in process_inputs
results.append(getattr(obj, func)(**inputs))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/nodes.py", line 1456, in sample
return common_ksampler(model, seed, steps, cfg, sampler_name, scheduler, positive, negative, latent_image, denoise=denoise)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "/Applications/ComfyUI.app/Contents/Resources/ComfyUI/nodes.py", line 1423, in common_ksampler
samples = comfy.sample.sample(model, noise, steps, cfg, sampler_name, scheduler, positive, negative, latent_image,
```

### Other

_No response_

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