This would seem to place Hugh's death several years earlier, whereas a donation of land to the archdiocese dated April 1145 shows that Palermo at that time still had an archbishop.
ðɪs wʊd sˈiːm tə plˈeɪs hjˈuːz dˈɛθ sˈɛvɹəl jˈɪɹz ˈɜːlɪɚ, wˈɛɹæz ɐ doʊnˈeɪʃən ʌv lˈænd tə ðɪ ˌɑːɹtʃdɪoʊsˈiːz dˈeɪɾᵻd ˈeɪpɹəl wˈʌn θˈaʊzənd wˈʌnhˈʌndɹɪd fˈoːɹɾi fˈaɪv ʃˈoʊz ðæt pˈælɚmˌoʊ æt ðæt tˈaɪm stˈɪl hæd ɐn ˌɑːɹtʃbˈɪʃəp.