ConcurrentModificationException in org.hibernate.connection.DriverManagerConnectionProvider.close() --------------------------------------------------------------------------------------------------- Key: HHH-6746 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6746 Project: Hibernate Core Issue Type: Bug Components: core Affects Versions: 3.6.3 Reporter: Nikita D Priority: Minor A java.util.ConcurrentModificationException is thrown intermittently from DriverManagerConnectionProvider.close(). This is the stacktrace: {code} java.util.ConcurrentModificationException at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372) at java.util.AbstractList$Itr.next(AbstractList.java:343) at org.hibernate.connection.DriverManagerConnectionProvider.close(DriverManagerConnectionProvider.java:175) at org.hibernate.impl.SessionFactoryImpl.close(SessionFactoryImpl.java:965) at [my code] {code} All the other methods in that class synchronize their access to the pool ArrayList, but close() does not (even though it iterates over the list). -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira