Failed running D:\Program Files\Unity\Editor\Data\il2cpp/build/il2cpp.exe --copy-level=None --emit-null-checks --enable-array-bounds-check --enable-symbol-loading --development-mode --development-mode --extra-types.file="D:\Program Files\Unity\Editor\Data\il2cpp\il2cpp_default_extra_types.txt" --assembly="D:\bigfoot\BigFootClent\BigFootClent\Temp\StagingArea\Data\Managed\Assembly-CSharp.dll" --assembly="D:\bigfoot\BigFootClent\BigFootClent\Temp\StagingArea\Data\Managed\UnityEngine.UI.dll"...
unity5.3.1 build ios error IL2CPP error for type 'System.Collections.ObjectModel.ReadOnlyCollection
unity5.3.1 build ios error IL2CPP error for type 'System.Collections.ObjectModel.ReadOnlyCollection