Hibernate java.lang.ClassNotFoundException: Annotations -


time basic question can't find answer. realize exception means class missing, find thing?

stack trace:

warn worker-0 org.hibernate.cfg.annotationconfiguration - unable apply constraints on ddl annotations java.lang.classnotfoundexception: annotations     @ org.eclipse.osgi.internal.loader.bundleloader.findclassinternal(bundleloader.java:506)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:422)     @ org.eclipse.osgi.internal.loader.bundleloader.findclass(bundleloader.java:410)     @ org.eclipse.osgi.internal.baseadaptor.defaultclassloader.loadclass(defaultclassloader.java:107)     @ java.lang.classloader.loadclass(classloader.java:248)     @ java.lang.class.forname0(native method)     @ java.lang.class.forname(class.java:169)     @ org.hibernate.util.reflecthelper.classforname(reflecthelper.java:192)     @ org.hibernate.cfg.annotationconfiguration.applyhibernatevalidatorlegacyconstraintsonddl(annotationconfiguration.java:463)     @ org.hibernate.cfg.annotationconfiguration.applyconstraintstoddl(annotationconfiguration.java:428)     @ org.hibernate.cfg.annotationconfiguration.secondpasscompile(annotationconfiguration.java:403)     @ org.hibernate.cfg.configuration.generateschemacreationscript(configuration.java:920)     @ org.hibernate.tool.hbm2ddl.schemaexport.<init>(schemaexport.java:129)     @ org.hibernate.tool.hbm2ddl.schemaexport.<init>(schemaexport.java:91)     @ org.hibernate.tool.hbm2x.hbm2ddlexporter.dostart(hbm2ddlexporter.java:159)     @ org.hibernate.tool.hbm2x.abstractexporter.start(abstractexporter.java:95)     @ org.hibernate.eclipse.launch.codegenerationlaunchdelegate$1.execute(codegenerationlaunchdelegate.java:408)     @ org.hibernate.console.execution.defaultexecutioncontext.execute(defaultexecutioncontext.java:63)     @ org.hibernate.console.consoleconfiguration.execute(consoleconfiguration.java:72)     @ org.hibernate.eclipse.launch.codegenerationlaunchdelegate.runexporters(codegenerationlaunchdelegate.java:383)     @ org.hibernate.eclipse.launch.codegenerationlaunchdelegate.launch(codegenerationlaunchdelegate.java:310)     @ org.eclipse.debug.internal.core.launchconfiguration.launch(launchconfiguration.java:853)     @ org.eclipse.debug.internal.core.launchconfiguration.launch(launchconfiguration.java:702)     @ org.eclipse.debug.internal.ui.debuguiplugin.buildandlaunch(debuguiplugin.java:924)     @ org.eclipse.debug.internal.ui.debuguiplugin$8.run(debuguiplugin.java:1128)     @ org.eclipse.core.internal.jobs.worker.run(worker.java:54)

tia

javassist library missing classpath.


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