Help me fix the error in the code connect$\_$error$)\{$

die$("$Connection failed: $".$ $conn$->$connect$\_$error$)$;

$\}$

$//$ Process registration form data

if $($$$\_$SERVER$["$REQUEST$\_$METHOD"$]==$ "POST"$)\{$

$//$ Escape user inputs for security

$fldfullName $=$ $conn$->$real$\_$escape$\_$string$($$$\_$POST$[\text{'}$fldfullName$\text{'}])$;

$fldusername $=$ $conn$->$real$\_$escape$\_$string$($$$\_$POST$[\text{'}$regfldusername$\text{'}])$;

$fldemail $=$ $conn$->$real$\_$escape$\_$string$($$$\_$POST$[\text{'}$fldemail$\text{'}])$;

$fldpassword $=$ $conn$->$real$\_$escape$\_$string$($$$\_$POST$[\text{'}$regfldpassword$\text{'}])$;

$fldgender $=$ $conn$->$real$\_$escape$\_$string$($$$\_$POST$[\text{'}$fldgender$\text{'}])$;

$//$ Insert user data into Users table

$sql $=$ "INSERT INTO Users $($fldfullName$,$ fldusername, fldemail, fldpassword, fldfldgender$)$

VALUES $(\text{'}$$fldfullName', $\text{'}$$fldusername', $\text{'}$$fldemail', $\text{'}$$fldpassword', $\text{'}$$fldgender'$)"$;

if $($$conn$->$query$($$sql$)===$ TRUE$)\{$

echo "New record created successfully";

$\}$ else $\{$

echo "Error: $".$ $sql $."".$ $conn$->$error;

$\}$

$//$ Close connection

$conn$->$close$()$;

$\}$

$?>$