I am getting a Server error message how do I fix this?

[Krystalsbarber]

I am getting a message for Server Error

"Square's having server issues, please try again later."

I can't ring out my clients or book appointments.

PLEASE HELP

[crystalimages]

Have you tried closing the app and reopening it? Restart the device?

[Jtom1]

Yes, has been happening all summer. I have to manually enter cc