what the hell is a coroutine

[round mountain]

InvalidOperationException: Port 'enter' on 'WaitForSecondsUnit#77c15...' can only be triggered in a coroutine.

thats the error i get ^

-# sorry for making multiple posts if thats against the rules sorry

[barren wyvern]

You must select the start event then in the graph Inspector turn on Coroutine.

Its not against the rules because it's different problems

[round mountain]

aha i see, thanks!

[sullen sluice]

You have a wait 2 seconds node, so to run this separate timeline from the main timeline, you need to set initial event as coroutine (in this case, onStart)