Jiri Peterka created JBIDE-17553: ------------------------------------ Summary: Error when switch from Hibernate 4.3 to 4.0 and reload Hibernate Console Configuration Key: JBIDE-17553 URL: https://issues.jboss.org/browse/JBIDE-17553 Project: Tools (JBoss Tools) Issue Type: Bug Components: hibernate Affects Versions: 4.2.0.Beta2 Environment: JBDS 8.0.0.Beta2a, GNU/Linux 64bit Reporter: Jiri Peterka Fix For: 4.2.0.Beta3 An internal error occurred during: "Fetching children of hibernate-test". loader constraint violation: loader (instance of org/eclipse/osgi/internal/loader/EquinoxClassLoader) previously initiated loading for a different type with name "org/hibernate/cfg/Configuration" -- This message was sent by Atlassian JIRA (v6.2.3#6260)