Unity 4.6.6 IOS Standard 64 Arthitecture run error

Hi, Just one month ago i published IOS Project ARMV7 32 bit Architecture in iTune but recently from June 1, 2015 IOS restricted to build project both 32 and 64 bit. So i build my project IL2CPP Universal Architecture and when open Xcode Project set Buildsetting Architecture:Standard (both ARMv7 and ARM64) it's OK but in Iphone Simulator 6 not showing anything just showing Unity Splash screen and Freeze/hang-on the project on running mode. if anything i missing???

Please help me. It's very urgent. Thanks