Incorrect username and password.
PHP Warning:  Call-time pass-by-reference has been deprecated;  If you would like to pass it by reference, modify the declaration of sscanf().  If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file.   in D:\htdocs\users\faculty\rosener\papers\php\example3\login_check.php on line 14
PHP Warning:  Call-time pass-by-reference has been deprecated;  If you would like to pass it by reference, modify the declaration of sscanf().  If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file.   in D:\htdocs\users\faculty\rosener\papers\php\example3\login_check.php on line 14
PHP Warning:  Call-time pass-by-reference has been deprecated;  If you would like to pass it by reference, modify the declaration of sscanf().  If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file.   in D:\htdocs\users\faculty\rosener\papers\php\example3\login_check.php on line 14
PHP Notice:  Undefined index:  username in D:\htdocs\users\faculty\rosener\papers\php\example3\login_check.php on line 3
PHP Notice:  Undefined index:  password in D:\htdocs\users\faculty\rosener\papers\php\example3\login_check.php on line 4