After playing Lego Starwars on the DS for about 5 minutes I noticed various bugs, the ones that really spoiled the gameplay were my allies accidentally shooting me all of the time and also walking into my line of fire. Many others have also reported glitches, invincible enemies and the appearance of doubles. According to this website, Lego Starwars for the DS was shipped incomplete. I have never heard of this website but found it interesting so here is the link Lego Starwars 2 shipped incomplete