Hi. We are experimenting with installing Tomcat 5.5 from Red Hat
Repositories.
Tomcat 5.5, Java 1.5, Solr 1.2, and REHL 4
When I try to access solr, the following error occurs:
SEVERE: Exception starting filter SolrRequestFilter
java.lang.UnsupportedClassVersionError: unsupported classversion 49.0
at java.lang.ClassLoader.defineClass0(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
at
org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1812)
at
org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:866)
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1319)
at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1198)
at
org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:209)
at
org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:304)
at
org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:77)
at
org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3600)
at
org.apache.catalina.core.StandardContext.start(StandardContext.java:4193)
at
org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1173)
at
org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:549)
at
org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:105)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
at
org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
at
org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at
org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:534)
Any suggestions?
Thanks in advance for your help.
Richard
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