SEVERE: Servlet.service() for servlet RestServlet threw exception
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 org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1815)
at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:872)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1325)
at java.lang.ClassLoader.loadClass(ClassLoader.java:299)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at org.restlet.engine.Engine.loadClass(Engine.java:242)
Hello I am struggling with the same error.
My server side application is using jdk 1.5 specification.
when I build it through eclipse 1.5 compliance setting and exporting it as a war file to the server tomcat web apps folder. I am getting the same error.
I have build the application using dynamic web project 2.4.
In project facets section I have following points checked.
1.Dynamic web module :2.4
2.Java :1.5
Will my windows environment variable affect the eclipse build settings??