http://forum.geonames.org/gforum/posts/list/4.page JForum - http://www.jforum.net ToponymSearchCriteria searchCriteria = new ToponymSearchCriteria(); searchCriteria.setQ("zurich"); ToponymSearchResult searchResult = WebService.search(searchCriteria); for (Toponym toponym : searchResult.toponyms) { System.out.println(toponym.getName()+" "+ toponym.getCountryName()); } And i get this error: [cor=red] java.lang.UnsupportedClassVersionError: Bad version number in .class file at java.lang.ClassLoader.defineClass1(Native Method) 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$100(URLClassLoader.java:56) at java.net.URLClassLoader$1.run(URLClassLoader.java:195) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268) at java.lang.ClassLoader.loadClass(ClassLoader.java:251) at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319) at com.viajesalameda.geonames.Test.testGeo(Test.java:23) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [/cor] Which can be the problem?]]> http://forum.geonames.org/gforum/posts/list/1051.page#4611 http://forum.geonames.org/gforum/posts/list/1051.page#4611 GMT http://forum.geonames.org/gforum/posts/list/1051.page#4616 http://forum.geonames.org/gforum/posts/list/1051.page#4616 GMT