Select query using mysql for searching

[sinha.ashish]

void VistaMedia::search()
{
QString searchText=searchTextLineEdit->text();
QSqlQuery query;
query.prepare("SELECT title FROM mediadetails WHERE title LIKE ' %:title% '"); query.bindValue(":title",searchText);
query.exec();
while(query.next())
listWidget->addItem(query.value(0).toString());
QSqlError e=query.lastError () ;
QMessageBox::information(this,"problem",e.text());
}



table details are as :
mediadetails
----------------
|title|

F_1.avi
F_2.avi
11.dat
music.dat
jazz.avi

i am entering in the search text " f ".

thanks for the suggesstions ....but even after doing so....there is a new error message shows "unable to fetch data". what to do????