Seems like GMLive also uses a function called array_hx_push, and it's causing this error:
Error: duplicate script name found
Is there any way to remove it from the compiled code automatically?
Write high-level code for GameMaker projects in Haxe · By
Use sf_std_package. Array helper wasn't marked as @:std yet as of building the last GMLive version, so it went unprefixed.