Android logcat错误:“E/CliptrayUtils: hidecliptrayifrequired () TextView is focus !”hideClipTray()

I am new und unexperienced to Android, trying to develop apps in Ubuntu 14.04 with Android Studio 1.4. I use two activities, and none of these activities, layout or the like uses a 'ClipTray'. However, in I am new und unexperienced to Android, trying t