This should fix https://github.com/Uberi/Minetest-WorldEdit/issues/213 by preventing the normal callback from being run if the back button is pressed. I've also added a formname check to prevent the GUI handler functions from being run for all formspec input.
This should fix https://github.com/Uberi/Minetest-WorldEdit/issues/213 by preventing the normal callback from being run if the back button is pressed. I've also added a
formnamecheck to prevent the GUI handler functions from being run for all formspec input.