Hello, well I have the following problem: I use kornak-api which provides a simple servlet-based recommender application available under the Apache license. Wenn I want to start the webservice I get the following error:
[INFO] Scanning for projects... [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building kornakapi 1.0 [INFO] ------------------------------------------------------------------------ [INFO] [INFO] >>> tomcat-maven-plugin:1.1:run (default-cli) @ kornakapi >>> [INFO] [INFO] --- maven-resources-plugin:2.3:resources (default-resources) @ kornakapi --- [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] skip non existing resourceDirectory /home/vagrant/kornakapi/kornakapi/src/main/resources [INFO] [INFO] --- maven-compiler-plugin:2.3.2:compile (default-compile) @ kornakapi --- [INFO] Nothing to compile - all classes are up to date [INFO] [INFO] <<< tomcat-maven-plugin:1.1:run (default-cli) @ kornakapi <<< [INFO] [INFO] --- tomcat-maven-plugin:1.1:run (default-cli) @ kornakapi --- [INFO] Running war on http://localhost:8080/kornakapi [INFO] Using existing Tomcat server configuration at /home/vagrant/kornakapi/kornakapi/target/tomcat Oct 10, 2012 8:25:05 AM org.apache.catalina.startup.Embedded start INFO: Starting tomcat server Oct 10, 2012 8:25:05 AM org.apache.catalina.core.StandardEngine start INFO: Starting Servlet Engine: Apache Tomcat/6.0.29 12/10/10 08:25:06 INFO mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog Oct 10, 2012 8:25:06 AM org.apache.catalina.core.ApplicationContext log INFO: Marking servlet jsp as unavailable Oct 10, 2012 8:25:06 AM org.apache.catalina.core.StandardContext loadOnStartup SEVERE: Servlet /kornakapi threw load() exception java.lang.ClassCastException: org.apache.jasper.servlet.JspServlet cannot be cast to javax.servlet.Servlet at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1116) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4350) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4659) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) at org.apache.catalina.core.StandardHost.start(StandardHost.java:785) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:445) at org.apache.catalina.startup.Embedded.start(Embedded.java:825) at org.codehaus.mojo.tomcat.AbstractRunMojo.startContainer(AbstractRunMojo.java:558) at org.codehaus.mojo.tomcat.AbstractRunMojo.execute(AbstractRunMojo.java:255) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59) at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:320) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196) at org.apache.maven.cli.MavenCli.main(MavenCli.java:141) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:616) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) Oct 10, 2012 8:25:06 AM org.apache.tomcat.util.modeler.Registry registerComponent SEVERE: Null component localEngine:type=JspMonitor,name=jsp,WebModule=//localhost/kornakapi,J2EEApplication=none,J2EEServer=none Oct 10, 2012 8:25:06 AM org.apache.coyote.http11.Http11Protocol init INFO: Initializing Coyote HTTP/1.1 on http-8080 Oct 10, 2012 8:25:06 AM org.apache.coyote.http11.Http11Protocol start INFO: Starting Coyote HTTP/1.1 on http-8080 I think that I get the error because of: INFO: Marking servlet jsp as unavailable but I don't know how to fix this. Does anyone know this error and how to fix this? I try it the last 2 days but I can't fix it. :( I tried so much things but without success... :( I will be happy about every help. :) Greetings, Clodan