Unhappy [Q] help PLZ

sorry about the noise everyday
i follow this topic in me GT-I9152 but after it
  1. cannot find status bar
  2. cannot add any background
  3. cannot open recent apps
every thing is not good

all what i did is .. move systemui.apk in the topic to system/app and replace using root explorer ... then the mobile restarted and after restart that happens

then i made wipe data factory reset from recovery but the problem still

what should i do PLZ help me i cannot use any thing in the phone
sorry about my English not good