proc

CREATE DEFINER=`root`@`%` PROCEDURE `CalculateBagCorrespondeces`(IN pBagCode char(28))
proc:
BEGIN
    DECLARE vException INTEGER DEFAULT 0;
    DECLARE errcount INT;
    DECLARE errno INT;
    DECLARE msg TEXT;
    DECLARE CONTINUE HANDLER FOR SQLEXCEPTION
        BEGIN
            SET vException = 1;
            GET CURRENT DIAGNOSTICS CONDITION 1 errno = MYSQL_ERRNO, msg = MESSAGE_TEXT;

            GET CURRENT DIAGNOSTICS errcount = NUMBER;
            IF errcount <> 0 THEN
                GET CURRENT DIAGNOSTICS CONDITION 1 errno = MYSQL_ERRNO, msg = MESSAGE_TEXT;
            END IF;

            GET STACKED DIAGNOSTICS CONDITION 1 errno = MYSQL_ERRNO, msg = MESSAGE_TEXT;
        END;

   # HERE IS SQL THAT TRIGGERS ERROR
   UPDATE ....
    
    IF vException = 1 THEN
        ROLLBACK;
        SELECT 'ERR' AS resultCode, errFno AS resultErrNo, msg AS resultErrMsg;
        LEAVE proc;
    END IF;
    
    SELECT 'test' as TEST;
END