LEGO City Update 7! Nexo-Knights Gate Progress, Until...

Hi guys,
Apologies for the late video, if you missed my message on my channel I made my first major recording error last week so I had to rerecord over half of the video which proved more difficult to fit in than I thought, but that's not the only error I made!
This week I continue working on the Nexo Knights Gate by duplicating the original design I did previously, all was going well until...