Hey, I am using maven-jspc-plugin 2.0.7-SNAPSHOT to compile jsp files.
I get the following error. $ mvn clean compile [INFO] [clean:clean {execution: default-clean}] [INFO] [enforcer:enforce {execution: enforce-java}] [INFO] [resources:resources {execution: default-resources}] [INFO] Using 'UTF-8' encoding to copy filtered resources. [INFO] Copying 1 resource [INFO] Copying 6 resources to META-INF [INFO] Copying 2574 resources to jcr_root [INFO] [compiler:compile {execution: default-compile}] [INFO] Nothing to compile - all classes are up to date [INFO] [jspc:jspc {execution: compile-jsp}] [FATAL ERROR] org.apache.sling.maven.jspc.JspcMojo#execute() caused a linkage error (java.lang.NoClassDefFoundError) and may be out-of-date. Check the realms: [FATAL ERROR] Plugin realm = app0.child-container[org.apache.sling:maven-jspc-plugin:2.0.7-SNAPSHOT] urls[0] = file:/home/sam/.m2/repository/org/apache/sling/maven-jspc-plugin/2.0.7-SNAPSHOT/maven-jspc-plugin-2.0.7-SNAPSHOT.jar urls[1] = file:/home/sam/.m2/repository/org/apache/sling/org.apache.sling.api/2.2.2/org.apache.sling.api-2.2.2.jar urls[2] = file:/home/sam/.m2/repository/org/apache/sling/org.apache.sling.scripting.jsp/2.0.18/org.apache.sling.scripting.jsp-2.0.18.jar urls[3] = file:/home/sam/.m2/repository/org/apache/tomcat/jsp-api/6.0.14/jsp-api-6.0.14.jar urls[4] = file:/home/sam/.m2/repository/org/apache/tomcat/el-api/6.0.14/el-api-6.0.14.jar urls[5] = file:/home/sam/.m2/repository/org/apache/tomcat/servlet-api/6.0.14/servlet-api-6.0.14.jar urls[6] = file:/home/sam/.m2/repository/org/apache/tomcat/jasper-el/6.0.14/jasper-el-6.0.14.jar urls[7] = file:/home/sam/.m2/repository/org/apache/tomcat/jasper-jdt/6.0.14/jasper-jdt-6.0.14.jar urls[8] = file:/home/sam/.m2/repository/javax/servlet/servlet-api/2.5/servlet-api-2.5.jar urls[9] = file:/home/sam/.m2/repository/javax/servlet/jsp/jsp-api/2.1/jsp-api-2.1.jar urls[10] = file:/home/sam/.m2/repository/commons-io/commons-io/1.4/commons-io-1.4.jar urls[11] = file:/home/sam/.m2/repository/commons-logging/commons-logging/1.0.4/commons-logging-1.0.4.jar urls[12] = file:/home/sam/.m2/repository/org/apache/maven/maven-archiver/2.0/maven-archiver-2.0.jar urls[13] = file:/home/sam/.m2/repository/org/codehaus/plexus/plexus-utils/1.1/plexus-utils-1.1.jar urls[14] = file:/home/sam/.m2/repository/org/codehaus/plexus/plexus-archiver/1.0-alpha-3/plexus-archiver-1.0-alpha-3.jar urls[15] = file:/home/sam/.m2/repository/org/slf4j/slf4j-api/1.5.2/slf4j-api-1.5.2.jar urls[16] = file:/home/sam/.m2/repository/org/slf4j/slf4j-simple/1.5.2/slf4j-simple-1.5.2.jar [FATAL ERROR] Container realm = plexus.core urls[0] = file:/home/sam/opt/maven/lib/maven-2.2.1-uber.jar [INFO] ------------------------------------------------------------------------ [ERROR] FATAL ERROR [INFO] ------------------------------------------------------------------------ [INFO] org/apache/sling/commons/classloader/DynamicClassLoader org.apache.sling.commons.classloader.DynamicClassLoader [INFO] ------------------------------------------------------------------------ [INFO] Trace java.lang.NoClassDefFoundError: org/apache/sling/commons/classloader/DynamicClassLoader at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.loadTagFile(JspServletWrapper.java:241) at org.apache.sling.scripting.jsp.jasper.compiler.TagFileProcessor.loadTagFile(TagFileProcessor.java:574) at org.apache.sling.scripting.jsp.jasper.compiler.TagFileProcessor.access$000(TagFileProcessor.java:49) at org.apache.sling.scripting.jsp.jasper.compiler.TagFileProcessor$TagFileLoaderVisitor.visit(TagFileProcessor.java:625) at org.apache.sling.scripting.jsp.jasper.compiler.Node$CustomTag.accept(Node.java:1507) at org.apache.sling.scripting.jsp.jasper.compiler.Node$Nodes.visit(Node.java:2338) at org.apache.sling.scripting.jsp.jasper.compiler.Node$Visitor.visitBody(Node.java:2388) at org.apache.sling.scripting.jsp.jasper.compiler.Node$Visitor.visit(Node.java:2394) at org.apache.sling.scripting.jsp.jasper.compiler.Node$Root.accept(Node.java:489) at org.apache.sling.scripting.jsp.jasper.compiler.Node$Nodes.visit(Node.java:2338) at org.apache.sling.scripting.jsp.jasper.compiler.TagFileProcessor.loadTagFiles(TagFileProcessor.java:643) at org.apache.sling.scripting.jsp.jasper.compiler.Compiler.generateJava(Compiler.java:191) at org.apache.sling.scripting.jsp.jasper.compiler.Compiler.compile(Compiler.java:311) at org.apache.sling.maven.jspc.JspcMojo.processFile(JspcMojo.java:362) at org.apache.sling.maven.jspc.JspcMojo.executeInternal(JspcMojo.java:316) at org.apache.sling.maven.jspc.JspcMojo.execute(JspcMojo.java:228) at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:490) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:694) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalWithLifecycle(DefaultLifecycleExecutor.java:556) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:535) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:387) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:348) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:180) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138) at org.apache.maven.cli.MavenCli.main(MavenCli.java:362) at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315) at org.codehaus.classworlds.Launcher.launch(Launcher.java:255) at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430) at org.codehaus.classworlds.Launcher.main(Launcher.java:375) Caused by: java.lang.ClassNotFoundException: org.apache.sling.commons.classloader.DynamicClassLoader at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at org.codehaus.classworlds.RealmClassLoader.loadClassDirect(RealmClassLoader.java:195) at org.codehaus.classworlds.DefaultClassRealm.loadClass(DefaultClassRealm.java:255) at org.codehaus.classworlds.DefaultClassRealm.loadClass(DefaultClassRealm.java:274) at org.codehaus.classworlds.RealmClassLoader.loadClass(RealmClassLoader.java:214) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) ... 35 more How do you use jspc plugin? my pom.xml is <build> <plugins> <plugin> <groupId>org.apache.sling</groupId> <artifactId>maven-jspc-plugin</artifactId> <executions> <execution> <id>compile-jsp</id> <goals> <goal>jspc</goal> </goals> <configuration> <sourceDirectory>${basedir}/src/main/content/jcr_root</sourceDirectory> </configuration> </execution> </executions> </plugin> </plugins> </build> And, I get the same error even if I put this in dependencies: <dependency> <groupId>org.apache.sling</groupId> <artifactId>org.apache.sling.commons.classloader</artifactId> <version>1.2.2</version> </dependency>