Application_Start
<B4IExceptionWrapper: Error Domain=caught_exception Code=0 "Method not found: audiovol_hide, target: <b4i_main: (null)>" UserInfo={NSLocalizedDescription=Method not found: audiovol_hide, target: <b4i_main: (null)>}>
Page1_Resize
<B4IExceptionWrapper: Error Domain=caught_exception Code=0 "Method not found: audiovol_set:, target: <b4i_main: (null)>" UserInfo={NSLocalizedDescription=Method not found: audiovol_set:, target: <b4i_main: (null)>}>
Application_Active