Following exception is thrown when trying to create Hibernate runtime environment if using JPA annotations and the wrong Hibernate libs are included in project classpath (i.e., no Hibernate 3.2): java.lang.NoClassDefFoundError: org/hibernate/MappingNotFoundException at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2357) at java.lang.Class.getConstructor0(Class.java:2671) at java.lang.Class.newInstance0(Class.java:321) at java.lang.Class.newInstance(Class.java:303) at com.betosoftware.hibero.a.eb.a(eb.java:360) at com.betosoftware.hibero.a.eb.b(eb.java:357) at com.betosoftware.hibero.a.eb.a(eb.java:146) at com.betosoftware.hibero.e.a.a.a.r.resolve(r.java:54) at com.betosoftware.hibero.e.a.p.a(p.java:8) at com.betosoftware.hibero.e.a.a.a.r.a(r.java:19) at com.betosoftware.hibero.e.a.p.annotate(p.java:6) at com.intellij.codeInsight.daemon.impl.analysis.HighlightVisitorImpl.visitElement(HighlightVisitorImpl.java:119) at com.intellij.extapi.psi.PsiElementBase.accept(PsiElementBase.java:122) at com.intellij.codeInsight.daemon.impl.analysis.HighlightVisitorImpl.visit(HighlightVisitorImpl.java:17) at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass.a(GeneralHighlightingPass.java:160) at com.intellij.codeInsight.daemon.impl.GeneralHighlightingPass.doCollectInformation(GeneralHighlightingPass.java:66) at com.intellij.codeHighlighting.TextEditorHighlightingPass.collectInformation(TextEditorHighlightingPass.java:59) at com.intellij.codeInsight.daemon.impl.UpdateThread$2.run(UpdateThread.java:1) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:308) at com.intellij.codeInsight.daemon.impl.UpdateThread.a(UpdateThread.java:29) at com.intellij.codeInsight.daemon.impl.UpdateThread.access$100(UpdateThread.java:23) at com.intellij.codeInsight.daemon.impl.UpdateThread$1.run(UpdateThread.java:3) at com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcess(ProgressManagerImpl.java:38) at com.intellij.codeInsight.daemon.impl.UpdateThread.run(UpdateThread.java:35)