NPC bugged gladiator change class

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well i finished this 2nd class shortcut from giran, i got all 3 marks for gladiator i went to npc in giran and he took from me only one mark the rest 2 are still in quest inventory but he didnt change me to gladiator and now he says i need still 3 marks :S
posting screenshot
http://img264.imageshack.us/img264/6135/shot000022.jpg

i need gm help to change my class and take left 2 marks from me

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ok seems some GM spawned 1 mark of challenger in my inventory now changed class thx for help !
/close