Just copy and paste you xml
Anyway it has to be named STGCUSTOM01.PAC for it to work
I can't it goes over the limit.
Ok I'll try that then. I think that might be the problem.
EDIT 1: Well I edited them all so that they have "0" in front of the number like you said, but some of my custom stages still don't work, like STGCUSTOM01.PAC. However, two of the custom stages somewhere between 0A - 0F work.
Here is then part in my XML where I have the customs:
EDIT 2: Do the "disc=" parts have to have 01-09, too? Or leave them as 1-9?
EDIT 3: I fixed it it was because of ^