SVP 4 Transcoding Issue

05:11:42.923: ===== Starting mpv ======
05:11:42.923: Command line: C:\Program Files (x86)\SVP 4\mpv64\mpv.exe C:/Porus - Ep 244 - Full Episode - 6th November, 2018.mp4 --o=C://Porus - Ep 244 - Full Episode - 6th November, 2018.SVP.temporary.mkv --no-audio --no-sub --no-sub-auto --input-ipc-server=mpvencodepipe --input-media-keys=no --no-msg-color --vf=vapoursynth:[C:\Users\Porus\AppData\Roaming\SVP4\scripts\ffff.py]:4:4 --of=matroska --ovc=libx264 --ovcopts=crf=12,preset=slow,threads=4
05:11:43.280: Warning: option --o is deprecated and might be removed in the future (lack of maintainer).
05:11:43.280: (+) Video --vid=1 (*) (h264 1280x720 25.000fps)
05:11:43.280: Audio --aid=1 --alang=eng (*) (aac 2ch 44100Hz)
05:11:43.280: [vapoursynth] Could not initialize VapourSynth scripting.
05:11:43.280: [user_filter_wrapper] Creating filter 'vapoursynth' failed.
05:11:43.280: [vo/lavc] error encoding at EOF
05:11:43.280: Video: no video
05:11:43.280: No video or audio streams selected.
05:11:43.280: [encode] no data written to target file
05:11:43.280: Exiting... (Interrupted by error)
05:11:43.281: (!!!) Intermediate file may be broken: C:\\Porus - Ep 244 - Full Episode - 6th November, 2018.SVP.temporary.mkv
05:11:43.281: ===== mpv exited with code 2 =====

System Specs:
CPU: Intel Core i3-380m 2.53 GHz
GPU: Intel HD Graphics (Arrandale, also known as Ironlake)
RAM: 2 GB (1.86 GB usable)
OS: Windows 7 Ultimate x64