[HELP] Fragments disappear in hand-drawn animation

Helper(1) finished with exitCode: -1073741819 and exitStatus: 1

-> 2022-02-20@13_11_18_3410_03_video crashed: Helper1, exitCode: -1073741819

Aborting '2022-02-20@13_11_18_3410_03_video' due to: Helper1, exitCode: -1073741819

---

Helper(1) finished with exitCode: -1073741819 and exitStatus: 1

-> 2022-02-20@13_15_10_4710_03_video crashed: Helper1, exitCode: -1073741819Aborting '2022-02-20@13_15_10_4710_03_video' due to: Helper1, exitCode: -1073741819

Imports

import os

import sys

import vapoursynth as vs

# getting Vapoursynth core

core = vs.core

# Import scripts folder

scriptPath = 'D:/Progs/Hybrid/64bit/vsscripts'

sys.path.insert(0, os.path.abspath(scriptPath))

# Loading Plugins

core.std.LoadPlugin(path="D:/Progs/Hybrid/64bit/vsfilters/DenoiseFilter/RemoveDirt/RemoveDirtVS.dll")

core.std.LoadPlugin(path="D:/Progs/Hybrid/64bit/vsfilters/Support/libmvtools.dll")

core.std.LoadPlugin(path="D:/Progs/Hybrid/64bit/vsfilters/GrainFilter/RemoveGrain/RemoveGrainVS.dll")

core.std.LoadPlugin(path="D:/Progs/Hybrid/64bit/vsfilters/SourceFilter/LSmashSource/vslsmashsource.dll")

# Import scripts

import killerspots

# source: 'C:\Users\Dmitry\Desktop\Kroshka_Enot_new.mp4'

# current color space: YUV420P8, bit depth: 8, resolution: 720x544, fps: 25, color matrix: 470bg, yuv luminance scale: limited, scanorder: progressive

# Loading C:\Users\Dmitry\Desktop\Kroshka_Enot_new.mp4 using LibavSMASHSource

clip = core.lsmas.LibavSMASHSource(source="C:/Users/Dmitry/Desktop/Kroshka_Enot_new.mp4")

# Setting color matrix to 470bg.

clip = core.std.SetFrameProps(clip, _Matrix=5)

clip = clip if not core.text.FrameProps(clip,'_Transfer') else core.std.SetFrameProps(clip, _Transfer=5)

clip = clip if not core.text.FrameProps(clip,'_Primaries') else core.std.SetFrameProps(clip, _Primaries=5)

# Setting color range to TV (limited) range.

clip = core.std.SetFrameProp(clip=clip, prop="_ColorRange", intval=1)

# making sure frame rate is set to 25

clip = core.std.AssumeFPS(clip=clip, fpsnum=25, fpsden=1)

clip = killerspots.KillerSpots(clip=clip, limit=25)

# set output frame rate to 25.000fps

clip = core.std.AssumeFPS(clip=clip, fpsnum=25, fpsden=1)

# Output

clip.set_output()

"D:\Progs\Hybrid\64bit\Vapoursynth\vspipe.exe" "C:\Users\Dmitry\AppData\Local\Temp\encodingTempSynthSkript_2022-02-20@13_38_59_2010.vpy" - -c y4m | "D:\Progs\Hybrid\64bit\VCEEncC.exe" --y4m -i - --codec h265 --vbr 7500 --max-bitrate 10000 --ref 0 --motion-est q-pel --profile main --level 6.1 --tier main --level auto --vbv-bufsize 20000 --slices 1 --sar 1:1 --fps 25.000 --output-file "C:\Users\Dmitry\AppData\Local\Temp\Kroshka_Enot_new_new_2022-02-20@13_38_59_2010_02.265"