We all use hangout but we get error with hangout so you need to know what problem you are getting with hangout sometime photo and connectivity issue and below are some errors like
- Signing in to or turning on Hangouts.
- Sending or receiving Hangouts messages
- Getting notifications for Hangouts.
- Sending or receiving and text or multimedia messages.
- Making a video or phone call.
- Audio or video problems for a video call.
- Downloading or sending photos.
So if you are getting the then you need to call gmail technical support helpline number to get back your account.