Ltx 2.3 dont save video

[Rusoloco73]

av.error.ValueError: [Errno 22] Invalid argument: 'avcodec_send_frame()'; last error log: [aac] Input contains (near) NaN/+-Inf

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\execution.py", line 534, in execute
output_data, output_ui, has_subgraph, has_pending_tasks = await get_output_data(prompt_id, unique_id, obj, input_data_all, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\execution.py", line 334, in get_output_data
return_values = await _async_map_node_over_list(prompt_id, unique_id, obj, input_data_all, obj.FUNCTION, allow_interrupt=True, execution_block_cb=execution_block_cb, pre_execute_cb=pre_execute_cb, v3_data=v3_data)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\execution.py", line 308, in _async_map_node_over_list
await process_inputs(input_dict, i)

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\execution.py", line 296, in process_inputs
result = f(**inputs)
^^^^^^^^^^^

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy_api\internal_init_.py", line 149, in wrapped_func
return method(locked_class, **inputs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy_api\latest_io.py", line 1789, in EXECUTE_NORMALIZED
to_return = cls.execute(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy_extras\nodes_video.py", line 107, in execute
video.save_to(

File "C:\Users\xxx\AppData\Local\Programs\ComfyUI\resources\ComfyUI\comfy_api\latest_input_impl\video_types.py", line 455, in save_to
output.mux(audio_stream.encode(frame))
^^^^^^^^^^^^^^^^^^^^^^^^^^

File "av/audio/stream.py", line 18, in av.audio.stream.AudioStream.encode

File "av/audio/stream.py", line 28, in av.audio.stream.AudioStream.encode

File "av/codec/context.pyx", line 411, in av.codec.context.CodecContext.encode

File "av/codec/context.pyx", line 326, in _send_frame_and_recv

File "av/error.pyx", line 424, in av.error.err_check

[rluxemburg]

last error log: [aac] Input contains (near) NaN/+-Inf

Looks like bad / missing audio is being passed & that is causing the failure.

[Rusoloco73]

Thanks Rachel,yes Claude told me that but its strange looks like for some people works,its just the basic template that comes with comfyui