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i really want to help people as ive had this problem many times and dont know what is causing it exactly. here is a post i made on apple
https://discussions.apple.com/thread/3175835?start=0&tstart=0

this helped me the first time

second time, deleting my printer queue worked. i hope this can help atleast one other person and i know how much hassle this is and dont understand why apple have done nothing to help:mad:
 
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