I get this text return when I am trying to go to a certain webpage. What does it mean?

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in /usr/www/virtual/procash2/www.xxx.com/support/investigate/www/include/dbconn.php on line 46
QUERY: SELECT * FROM topics where idtopic <618

Notice: ERROR: Access denied for user 'support'@'localhost' (using password: YES) in /usr/www/virtual/procash2/www.xxx.com/support/investigate/www/include/dbconn.php on line 158

Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource in /usr/www/virtual/procash2/www.xxx.com/support/investigate/www/include/dbconn.php on line 162

Yep it means their database is broken and cannot display your request.
NOWT you can do about it.