Fatal error: Uncaught mysqli_sql_exception: Duplicate column name 'prix' in C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\SABARDU-TABLES\creationTableVOYAGES.php:34 Stack trace: #0 C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\SABARDU-TABLES\creationTableVOYAGES.php(34): mysqli->query('\r\nALTER TABLE V...') #1 {main} thrown in C:\Program Files (x86)\EasyPHP-Devserver-17\eds-www\SABARDU-TABLES\creationTableVOYAGES.php on line 34