Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (11)

file:[/home/market10/public_html/common/proffiler.php]
line:[159]
function:[fatal]
args:[Show/Hide
(0)->Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (11)
]
file:[/home/market10/public_html/common/proffiler.php]
line:[125]
function:[PrepareSQLConnection]
class:[Controler]
type:[->]
object:[]
args:[Show/Hide
]
file:[/home/market10/public_html/index.php]
line:[111]
function:[Controler]
class:[Controler]
type:[->]
object:[]
args:[Show/Hide
(0)->
]
file:[/home/market10/public_html/index.php]
line:[1428]
function:[Index]
class:[Index]
type:[->]
object:[]
args:[Show/Hide
]