JDK 1.5 Tomcat 5.5

I'm getting an exception when invoking a servlet in tomcat 5.5. JAVA_HOME and Eclipse are both pointing to the same folder for javac. The only Java components installed are the J2SE 5.0 Update 1.

java.lang.UnsupportedClassVersionError: Bad version number in .class file

java.lang.ClassLoader.defineClass1(Native Method)

java.lang.ClassLoader.defineClass(Unknown Source)

java.security.SecureClassLoader.defineClass(Unknown Source)

org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1815)

org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:869)

org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1322)

org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1201)

org.apache.catalina.servlets.InvokerServlet.serveRequest(InvokerServlet.java:369)

org.apache.catalina.servlets.InvokerServlet.doGet(InvokerServlet.java:133)

javax.servlet.http.HttpServlet.service(HttpServlet.java:689)

javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

Any thoughts?

[1152 byte] By [knewsoma] at [2007-11-26 16:22:13]
# 1
Never mind, found it. D'oh. Needed to ensure that my JDK compliance setting in Eclipse was set to 5.0 and not 6.0.
knewsoma at 2007-7-8 22:46:00 > top of Java-index,Developer Tools,Debugging and Profiling Tool APIs...