After open, the TouchID and Front Camera not working. iPhone is laggy.

I Opend my iphone 7 plus. After i closed it, The TouchID (vibrate) diddnt work.

And the frontcamera diddnt work as well. If i press my finger on the Screen the Iphone unlocked. But i cant press the button and diddnt get a hapic feedback.

The Display & Touch is working fine.

Did you know anything?

What flexcalbe is connteced to this?

Thanks for your Answer and sorry for my bad engish.

I you need mor information, i will tell you.