Need help with alarm app

I am trying to develop a video alarm app using MIT app inventor. The app works for the most part, but whenever i try to set an alarm, this error message pops up, does anyone know how to resolve this problem? Screenshot of the code blocks, error message, and aia file is attached below, any help is very much appreciated, thank you in advance!

Code Blocks Screenshot

Error Screenshot

App Interface Screenshot

aia file
video_alarm_clock.aia (2.1 MB)

Your online video resource url was causing the problem. Replacing it with the link to the asset video file made it work without error.