After search with google, i found this : https://www.pkrinternet.com/taskjitsu/task/3482;jsessionid=89D92BC4AA0598216A90754B8129264E#note7089
I change the conf.d/tomcat-5.5 for add : JAVA_OPTS="- Djavax.sql.DataSource.Factory=org.apache.commons.dbcp.BasicDataSourceFactory " Now I have a new error : DEBUG http-8080-Processor25 org.hibernate.util.JDBCExceptionReporter - Cannot open connection [???] org.apache.commons.dbcp.SQLNestedException: Cannot load JDBC driver class ' com.mysql.jdbc.Driver' at org.apache.commons.dbcp.BasicDataSource.createDataSource( BasicDataSource.java:766) at org.apache.commons.dbcp.BasicDataSource.getConnection( BasicDataSource.java:540) at org.hibernate.connection.DatasourceConnectionProvider.getConnection( DatasourceConnectionProvider.java:69) at org.hibernate.jdbc.ConnectionManager.openConnection( ConnectionManager.java:360) at org.hibernate.jdbc.ConnectionManager.getConnection( ConnectionManager.java:122) at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:125) at org.hibernate.transaction.JDBCTransaction.begin( JDBCTransaction.java:57) Why I can open connection? And why I have [???] In the log? I have jdbc-mysql.jar in common/lib... Thanks for your help Allienne Aurélien