ER_CANT_CHANGE_TX_ISOLATION 602 ext/pdo_mysql/php_pdo_mysql_sqlstate.h #ifdef ER_CANT_CHANGE_TX_ISOLATION ER_CANT_CHANGE_TX_ISOLATION 603 ext/pdo_mysql/php_pdo_mysql_sqlstate.h case ER_CANT_CHANGE_TX_ISOLATION : return "25001";