PDO Exception errors

Question

Can someone help me whit these errors ?

My table is like this in my database :

Here is my code :

Answer 1

Level, Type these are MySQL reserved keywords. You need to enclosed them properly

     PDO::ERRMODE_EXCEPTION));
        $reponse= $bdd->query('SELECT `IR`,`Level`,`Type`,`ToBeAnalyzed`,`Supplier`,`Consequences`,`Remarks`,SUM(`Level`,`Type`,`Supplier`) AS sommeLvlTypeSup FROM andgate GROUP BY `IR`,`Level`,`Type`,`ToBeAnalyzed`,`Supplier`,`Consequences`,`Remarks` ORDER BY SUM(`Level`,`Type`,`Supplier`) ASC');
    while ($donnees = $reponse->fetch())
    {
        echo '
'.$donnees['IR'].','.$donnees['Level'].','.$donnees['Type'].','.$donnees['ToBeAnalyzed'].','.$donnees['Supplier'].','.$donnees['Consequences'].','.$donnees['Remarks'].','.$donnees['sommeLvlTypeSup'].'
';
    }
} catch(PDOExpection $px) {
    echo $px->getMessage();
}
    ?>

Reference: https://dev.mysql.com/doc/refman/5.7/en/keywords.html