Viacheslav Kabanovich [https://community.jboss.org/people/scabanovich] created the discussion "Re: After installing hibernate-tools: java.lang.NoClassDefFoundError: org/jboss/tools/common/java/IJavaMemberReference" To view the discussion, visit: https://community.jboss.org/message/744074#744074 -------------------------------------------------------------- Interface org.jboss.tools.common.java.IJavaMemberReference was created on 06.09.2011 as part of fix for https://issues.jboss.org/browse/JBIDE-8692 https://issues.jboss.org/browse/JBIDE-8692 and removed on 12.12.2011 as part of fix for https://issues.jboss.org/browse/JBIDE-10187 https://issues.jboss.org/browse/JBIDE-10187. It seems the build that you use includes incompatible versions of plugins from hibernate and common modules. Please try other versions of hibernate tools. h2. -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/744074#744074] Start a new discussion in JBoss Tools at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]