PHP error happened

Technical information
Error type2
Error descriptionmysql_connect(): Access denied for user 'evems_dbase'@'localhost' (using password: YES)
URLwww.evems.com/php_dbase/General_List_list.php?pagesize=10&a=search&value=1&SearchFor=new%20land&SearchOption=Contains&SearchField=DEEP_SEARCH
Error file/var/www/vhosts/evems.com/httpdocs/php_dbase/include/dbconnection.php
Error line9
SQL query