Full video not importing

hey support guys
hope you all are doing fine
so i was trying to import a video (link below) from youtube to a playlist i made called << epic time leap >> but only some part of the video gets imported. i know a second part is also supposed to show up but its not
can you guys let me know what i might be doing wrong
thank you

Can you please provide a lesson URL (part 1) too? Thanks!

Thanks. Please delete that lesson and then try importing the same video again, it should work.