Error ....... was not created

[fah]

It wasn't detecting the script folder, now it successfully enable vapoursynth but the app can't launch  

I surrender, thank you very much for your help. I will try again in the future

---

i'm kidding i will just try to use the full-version from the website ahaaha.
When trying the vspreview you talked about at the beginning i get this

2025-05-15 17:29:00.104
Failed to load /usr/lib/vapoursynth/libvslsmashsource.so. Error given: /usr/lib/libgobject-2.0.so.0: undefined symbol: g_pointer_bit_unlock_and_set
Failed to load /usr/lib/vapoursynth/libvslsmashsource.so. Error given: /usr/lib/libgobject-2.0.so.0: undefined symbol: g_pointer_bit_unlock_and_set
2025-05-15 17:29:00.105
Failed to evaluate the script:
Python exception: No attribute with the name lsmas exists. Did you mistype a plugin namespace or forget to install a plugin?

Traceback (most recent call last):
File "src/cython/vapoursynth.pyx", line 3387, in vapoursynth._vpy_evaluate
File "src/cython/vapoursynth.pyx", line 3388, in vapoursynth._vpy_evaluate
File "/tmp/tempPreviewVapoursynthFile17_28_59_962.vpy", line 16, in
clip = core.lsmas.LWLibavSource(source="/home/fabio/Videos/00003.m2ts", format="YUV420P8", stream_index=0, cache=0, prefer_hw=0)
^^^^^^^^^^
File "src/cython/vapoursynth.pyx", line 2895, in vapoursynth._CoreProxy.__getattr__
File "src/cython/vapoursynth.pyx", line 2701, in vapoursynth.Core.__getattr__
AttributeError: No attribute with the name lsmas exists. Did you mistype a plugin namespace or forget to install a plugin?

 Do you have any idea what it can be?