Why are you setting the slots in a loop?
#Failing At making a spinner
river field
especially 19 and 21, they're being set each iteration
just set slot (integers between 0 and 45) of {_gui} to gray glass pane set slot (19 and 21) of {_gui} to green glass pane
hazy solar
just ```set slot (integers between 0 and 45) of {_gui} to gray glass pane
set sl...
It's waiting a tick, showing a little animation
river field
yes, but that doesnt mean they need to set the green glass 46 times before even opening the gui