iTunes Error (20)... any idea ?

Discussion in 'iPhone' started by kev1234, Jul 17, 2011.

  1. kev1234, Jul 17, 2011
    Last edited by a moderator: Jul 17, 2011

    kev1234 macrumors member

    Jul 11, 2011
    hi guys,

    im getting an error 20 when I try to update my iphone 4 to the iOS 5 beta 3, I already have my UDID registered to a development account..... I using a MacBook Pro, with itunes beta 3...... my iphone is on iOS 4.3.4..... any idea why im getting this f.... error ?

    thanks for all the answer guys !
  2. w00t951 macrumors 68000


    Jan 6, 2009
    Pittsburgh, PA
    I got this error when trying to sync my OS 4.3.4 iPhone to my Macbook Pro. It disappeared afer using a different cable, so this isn't really your problem. I just thought I'd pitch in because I had an identical error message.

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