Android Studio can't connect to AVD or real device

Issue

My Android Studio version is 2.1.2 in Windows 10. there is no problem before, but today this occurred. And I can not debug my app.

How to solve ?

emulator: WARNING: VM heap size set below hardware specified minimum of 384MB
emulator: WARNING: Setting VM heap size to 384MB

And

emulator: WARNING: ./android/metrics/metrics_reporter_toolbar.cpp:164: Can't upload usage metrics: Error

Run

Event Log

Solution

1. go to tools-->android-->avd manager
2. edit android virtual device and select show advanced settings
3. go to memory and storage and set VM heap 400MB
4. click finish and run avd

Answered By - H.Azizkhani