im getting this error, for one year my myqsl and my webapp is running very fine and smooth, no problem at all. then last night, the webapp cannot connect to mysql, i checked the server and checked the xampp control panel the mysql is running. when i open and connect mysql using mysql query browser it cannot connect to mysql also. when i run the web app it return a mysql error

please help...

TIA

i already fixed it.
there are two mysql servers installed and both are running.

anyway, thanks for viewing
cheers!