Swsro 1 problem please help

ihave an prboblem ! i bought silks and then 20 skill edit potions and i can't use them to decrease mastery lvl ! i am lvl 90 and i want to decrease till 81 ! i don't have any skills over lvl 70 that's weird ! can someone help me ! it is a bug or i have to relog without lolkop loader ?
:| now another problem ... i bought the new grap pet and whenever he picks up an item i get DC :(((((((((
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LATER EDIT: the new pet is bugged do not buy that pet :)

use pet filter or something like that u can find it in swsro1 main discussions

SnowMan it's the new pet and iit is really bugged, you get DC when he picks items , you can only pick gold with the new pet !