Changing Dpack doesen't work!!!

I cant change the players Dunk Packs dont know why,i just tried to change Chris Paul's Pack to 1 and it nothing happend,and when i go back the DB Commander it shows me that hes DPACK is 1 still.How can i Fix IT???

Which file are you editing? Always edit a saved roster file so you can reload the roster with the changes you've made; don't edit any of the files in workingdb/currentdb etc.