[NightStalker]

Try this.
Step 1
Boot up PS2 with the GS2 v2.x

Step 2
At main menu, press eject and swap GS2 CD with a PS2 Original DVD Game.

Step 3
Press Eject to close (Wait for 20 seconds).

Step 4
Select any Game code list, and turn on or off any code on the list, then press start to go to the with/without codes menu

Step 5
Select with codes, then Press X. It will say “Update Code List” and the dvd stops spinning.

Eject the dvd using the rmod method and replace the dvd with the dvd-r, You have aaabout 8 sec, tray will close and game will load.