Can't login to admin dashboard

I am unable to login to /wp-login.php to make changes to my site. When I attempt to login, I receive the following messages at the top of the screen:

Warning: mysql_real_escape_string(): Access denied for user ‘root’@’localhost’ (using password: NO) in /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php on line 152

Warning: mysql_real_escape_string(): A link to the server could not be established in /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php on line 152

Warning: Cannot modify header information – headers already sent by (output started at /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php:152) in /home3/huachuc1/public_html/wp-login.php on line 431

Warning: Cannot modify header information – headers already sent by (output started at /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php:152) in /home3/huachuc1/public_html/wp-login.php on line 444

Warning: Cannot modify header information – headers already sent by (output started at /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php:152) in /home3/huachuc1/public_html/wp-includes/pluggable.php on line 935

Warning: Cannot modify header information – headers already sent by (output started at /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php:152) in /home3/huachuc1/public_html/wp-includes/pluggable.php on line 936

Warning: Cannot modify header information – headers already sent by (output started at /home3/huachuc1/public_html/wp-content/plugins/easy-contact-forms/easy-contact-forms-database.php:152) in /home3/huachuc1/public_html/wp-includes/pluggable.php on line 937

ERROR: Cookies are blocked due to unexpected output. For help, please see this documentation or try the support forums.

Any help would be greatly appreciated!