Unauthorized server path

Dear All, im facing this problem from 4 days ago Kindly if can someone guide me what todo in this situation, i need to save PDF file to the server or to network folder when i print preview okay then i went to report style and created new report style for ssrs then in the report style menu i saw there is " report Option " i went to google to search if this will help me to print my reports to pdf in server or in the path that i will put in this field, anyway i went epiusers help website and saw that someone already is facing the same problem, i went to the problem and saw that we need to put the location or path of shared folder great, i went back to my epicor entered the path on the server which is:: File:\aitani\test.pdf
when i printed the report i saw in the task agent monitor that the path is unauthorized, well lets put another folder in the sql server and try i had same damn problem. can someone help see why i still having a problem. if someone have any other suggest his welcomed, thank you all for reading this