Global not declare in scope
Condition debug parse err line >= 0 is true. returned: __null
Can’t use get_node() with absolute paths from outside the active scene tree.
so, that means that the tutorial is wrong.
Also… why can’t I upload images?
You can only link images. So you’ll need to find a image hoster somewhere. I use #bot_cmd on the Godot Discord Server to host the images I post here lol.
I think you missed the whole thing - the most important step in the tutorial:
The next step is to add this script to the autoLoad list. Open Project > Project Settings from the menu, switch to the “AutoLoad” tab and select the script by clicking the .. button or typing its path: res://Global.gd. Press “Add” to add it to the autoload list: