Moto e restart automatic problem

Hey Android, my Moto e phone restart automatic when I lock or unlock phone. Today morning it's happening in 2 time continue. What to do now.

Moto e call log order not display probably

Hey Android, a few weeks when I am checking call log of my phone. It's show me 6 days ago call on top, 3 days ago call on bottom, current call not showing any where in call logs. What to do now. I am not able to check my Dialled, incoming, outgoing call history.

I am looking for buy moto e but its confused me with generation

I am little confused between 1st and 2nd generation of Motorola's moto e. What is the difference of in its. Is it 2nd generation moto e better then 1 St generation.