When I open the filler gui the main item bar is pushed off the bottom of the screen when the gui is set to auto or large, if I reset the the GUI to normal or small it's fine,

If your issue is more of a question (like how does a machine work or a sugestion), please use our Discord instead: https://discord.gg/v4geqgA
Please fill in all relevant information below.
Please do not put the entire log here, upload it on pastebin (https://pastebin.com/) or gist (https://gist.github.com/) and paste here the link.
-->

BuildCraft version: 7.99.15
Forge version: 14.23.1.2599
Link to crash report or log:
Singleplayer or multiplayer:
Steps to reproduce:
Additional information: