My comapany recently upgraded to
Tomcat 5.5.26 from Tomcat 4.0.4. I have been put in charge of getting our applications up and running in the new version. I am trying to run tests on the server in Tomcat to see if it is accepting .jsp and
servlets. The .jsp files are working find but when I try to
test a servlet I am getting an error. Can someone please help me with this? I change the web.xml file to enable the servlet and servlet-mapping elements. I also changed the context.xml file and set reloadable to true. I am going to copy in the error that I am receiving.
Thanks in advance.
HTTP Status 500 -
--------------------------------------------------------------------------------
type Exception report
message
description The server encountered an internal error () that prevented it from fulfilling this request.
exception
javax.servlet.ServletException: Cannot allocate servlet instance for path /servlet/HelloServlet
org.apache.catalina.servlets.InvokerServlet.serveRequest(InvokerServlet.java:389)
org.apache.catalina.servlets.InvokerServlet.doGet(InvokerServlet.java:134)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
root cause
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:1853)
org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:875)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1330)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1209)
org.apache.catalina.servlets.InvokerServlet.serveRequest(InvokerServlet.java:370)
org.apache.catalina.servlets.InvokerServlet.doGet(InvokerServlet.java:134)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
note The full stack trace of the root cause is available in the Apache Tomcat/5.5.26 logs.
--------------------------------------------------------------------------------
Apache Tomcat/5.5.26