I keep getting this warning:

[l6bustank]

Warning! You passed a wrong ye to a finder function: 130. The client has a height of 129, thus the ye is out of bounds. Setting the value to 128 (h-1) for now.

What does this mean? Anything, I ought to do about it?

[YoHoJo]

What script?
If your own, post code.
If someone else's post on their thread.

[l6bustank]

Its jeffrey's herblore, will post on the thread.