That's ok, that is how the product works. The epoxy is to help hold the light ring in place during and after the install, but the pressure of the cup holder ring down on the light ring kit is what truly holds it in place. It can take several hours for the RTV silicone to cure.
My cup holder light ring kit silicone does not seem to stick right away. (2009-14)
LED cup holder kit not sticking? Read below.

Written by Support
Updated over a week ago
Updated over a week ago