:SetPrimaryPartCFrame messes up the rotation for some parts

[colbert2677 (ImagineerColbert)]

I never recommend using SetPrimaryPartCFrame especially if it’s on anchored assemblies. Take a look at this bug report from all the way back in 2015:

:SetPrimaryPartCFrame() gradually offsets component parts

I made an animated barrier thing that uses :SetPrimaryPartCFrame() to move portions of the barrier. Here is its progress over time: When I first open it up in run mode: [image] I minimized studio and left it alone for a while. A little short of an hour later and it’s turned into this: [image] Notice how some of the pieces are no longer connected. Leaving it for a day resulted in this: [image] Here is a picture that shows the individual models: [image] local interpolation = require(scri…

To clarify: it’s still relevant and testable.