Please fill in the username field, it is required.
Username input cannot start nor end with underscore nor can it contain consecutive underscores.
The username or email entered is too short. Please enter a longer input.
The username or email entered is too long. Please enter a shorter input.
The username or email entered is not a string of characters. Please correct and retry.
For e-mail address input is in an unexpected format. Please check and correct the e-mail address and try again.
For username input must be 5 to 31 characters long and may include letters a to z, numbers 0 to 9, and underscores. Please check that these requirements are met.