java.lang.UnsupportedClassVersionError: dvdrental/Counselor : Unsupported major.minor version 51.0
   at java.lang.ClassLoader.defineClass1(ClassLoader.java:0)
   at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
   at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
   at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
   at java.net.URLClassLoader.access$000(URLClassLoader.java:56)
   at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
   at org.netbeans.modules.hibernate.util.CustomClassLoader.loadClass(CustomClassLoader.java:160)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
   at org.netbeans.modules.hibernate.hqleditor.HQLEditorController.checkAndCompile(HQLEditorController.java:681)
   at org.netbeans.modules.hibernate.hqleditor.HQLEditorController.processMatchingClass(HQLEditorController.java:674)
   at org.netbeans.modules.hibernate.hqleditor.HQLEditorController.processAndConstructSessionFactory(HQLEditorController.java:288)
   at org.netbeans.modules.hibernate.hqleditor.HQLEditorController$1.run(HQLEditorController.java:126)