Currently Being ModeratedNov 23, 2013 6:20 PM (in response to map675)
McAfee AntiVirus by any chance? See the thread Why does iTunes delete my itunesprefs.xml?
Or it could be an issue with the SC Info folder. See TS1277 - iTunes: Missing folder or incorrect permissions may prevent authorization for details.
Currently Being ModeratedNov 24, 2013 6:37 AM (in response to map675)
That is EXACTLY the problem i'm having. Thanks for pointing me in the right direction.I haven't owned a Mcafee product in several years until i bought this computer. Now i know why !!!