help needed for my navigon on xperia arc

[westentertainer]

hi i had a paid for navigon working perfect on my Samsung galaxy s 2 ,but i now own a Sony xperia arc ,i downloaded navigon from market place but it keeps telling me to connect to pc. or lan then fails,i did connect to navvigon fresh and downloaded uk maps but it still wont let me get passed the above warnings[connect to pc or lan] any help please

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