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Undefined Not An Object
Trying to control a pre-comp’d clock in composition KLUP1 using a slider control.
In the Clock composition I’m using this expression to try and control the rotation of the hour hand on the clock:
Comp("KLUP1").layer("Slider").effect("Slider Control")("Slider");
After Effects only yields this:

I have double checked all the names, not sure what’s causing this issue and can’t find much information on ‘undefined is not an object ‘Any help would be much appreciated. 🙂
