application executable is missing a required architecture
application executable is missing a required architecture iPhone apps should include an armv6 architecture (current ARCHS = "armv7")
これはそのまま、Xcod4.2の
architecture が デフォルト armv7 だけなので、armv6とarmv7にすればOK。
Build Settings -> Architectures
でOthersを押して修正する。