persistent_data.gd

tool

extends Resource

var sqlite_class = preload("res://lib/sqlite.gdns")
var sqlite = null

func _init():
	if (!sqlite_class):
		return;
	
	# Initialize sqlite
	sqlite = sqlite_class.new();
	
	call_deferred("read_data")

func read_data():
	var query = "";
	var result = null;
	
	
	# Open database file, here happens the error
	if (sqlite.open_database("res://db/game_data.bd") != OK):
		print("Cannot open database!")
		return

	#[...] More code that never gets executed