How to solve the error (Error code EX28) while sign up

Iam facing the error message
Something went wrong. Please try again
When I enter the details and click on sign up I get this message
Please help me

Any solution? I experience the same problem on my board.. Any solution for this?

Hey, Where are you trying to signup?? Hey, Where are you trying to signup??v Hey, Where are you trying to signup?? Hey, Where are you trying to signup?? Hey, Where are you trying to signup??