Black screen issue while applying filter on already recorded video

[khush004]

I am trying to apply filter on already Recorded video, whenever I try to apply filter the screen become whole black. how can I solve this?
Please Help.!

[KenLaam]

@khush004 same issue, have you resolved this ?

[witch61]

same issue～～

[1986webdeveloper]

the same issue did anyone found the solution regarding it?