Also happens if username includes spaces and symbols.
It happens because username must match the regular expresion [a-z_][a-z0-9_-]*[$] but It isn't tested when user input the username. Therefore ubiquity fails when try to create the user account.
Also happens if username includes spaces and symbols.
It happens because username must match the regular expresion [a-z_][ a-z0-9_ -]*[$] but It isn't tested when user input the username. Therefore ubiquity fails when try to create the user account.