Issue deploying a Play! application WAR on IBM Websphere 6.1
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Rashmi Dixit
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Sep 6, 2013, 3:36:01 AM9/6/13
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Hi,
We have created a basic Java application using Play 2.1 and Java 1.7. We created a war using play2war plugin and tried deploying this on Websphere 6.1. However, we are getting an exception when doing so. Exception is pasted below. It is mentioned that play2war isnt supported for WAS 6.1. Can we try some other method to create the war so that we can deploy this on Websphere 6.1.
Can you please help us here?
Thanks!
Rashmi
Caused by: java.lang.LinkageError: LinkageError while defining class: play.core.server.servlet25.Play2Servlet Could not be defined due to: (play/core/server/servlet25/Play2Servlet) bad major version at offset=6 This is often caused by having a class defined at multiple locations within the classloader hierarchy. Other potential causes include compiling against an older or newer version of the class that has an incompatible method signature. Dumping the current context classloader hierarchy: ==> indicates defining classloader ==>[0] com.ibm.ws.classloader.CompoundClassLoader@c000c Local ClassPath: C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war\WEB-INF\classes;C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war\WEB-INF\lib\ch.qos.logback.logback-classic-1.0.7.jar;C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war\WEB-INF\lib\ch.qos.logback.logback-core-1.0.7.jar;C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war\WEB-INF\lib\com.github.play2war.play2-war-core-common_2.10-1.0.jar;C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war\WEB-INF\lib\com.github.play2war.play2-war-core-servlet25_2.10-1.0.jar;C:\Program Files\IBM\WebSphere\AppServer\profiles\AppSrv01\installedApps\Websphere-DevNode01Cell\playtest-1_0-SNAPSHOT_war.ear\playtest-1.0-SNAPSHOT.war Delegation Mode: PARENT_FIRST [1] com.ibm.ws.classloader.JarClassLoader@209325178 Local Classpath: Delegation mode: PARENT_FIRST [2] com.ibm.ws.classloader.ProtectionClassLoader@47c447c4 [3] com.ibm.ws.bootstrap.ExtClassLoader@75a075a [4] org.eclipse.osgi.framework.adaptor.core.CDSBundleClassLoader@5a065a06 [5] sun.misc.Launcher$AppClassLoader@6ab86ab8 [6] sun.misc.Launcher$ExtClassLoader@33e033e ---Original exception--- java.lang.UnsupportedClassVersionError: (play/core/server/servlet25/Play2Servlet) bad major version at offset=6 at java.lang.ClassLoader.defineClassImpl(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:222) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:148) at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:526) at com.ibm.ws.classloader.CompoundClassLoader.findClass(CompoundClassLoader.java:477) at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:373) at java.lang.ClassLoader.loadClass(ClassLoader.java:561) at java.beans.Beans.instantiate(Beans.java:202) at java.beans.Beans.instantiate(Beans.java:63) at com.ibm.ws.webcontainer.servlet.ServletWrapper$1.run(ServletWrapper.java:1195) at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118) at com.ibm.ws.webcontainer.servlet.ServletWrapper.loadServlet(ServletWrapper.java:1190) at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.loadServlet(ServletWrapper.java:385) at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:339) at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:463) at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3107) at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:238) at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:811) at com.ibm.ws.wswebcontainer.WebContainer.handleRequest(WebContainer.java:1425) at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:92) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:465) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:394) at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:274) at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.java:214) at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:113) at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:152) at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:213) at com.ibm.io.async.AbstractAsyncFuture.fireCompletionActions(AbstractAsyncFuture.java:195) at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:136) at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:193) at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:725) at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:847) at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1498)
--- end Original exception----
at com.ibm.ws.classloader.CompoundClassLoader._defineClass(CompoundClassLoader.java:573) at com.ibm.ws.classloader.CompoundClassLoader.findClass(CompoundClassLoader.java:477) at com.ibm.ws.classloader.CompoundClassLoader.loadClass(CompoundClassLoader.java:373) at java.lang.ClassLoader.loadClass(ClassLoader.java:561) at java.beans.Beans.instantiate(Beans.java:202) at java.beans.Beans.instantiate(Beans.java:63) at com.ibm.ws.webcontainer.servlet.ServletWrapper$1.run(ServletWrapper.java:1195) at com.ibm.ws.security.util.AccessController.doPrivileged(AccessController.java:118) at com.ibm.ws.webcontainer.servlet.ServletWrapper.loadServlet(ServletWrapper.java:1190) ... 21 more
Damien Lecan
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Sep 6, 2013, 5:20:37 AM9/6/13
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Hi,
Play2War is compiled with JDK 6 and with compilation option "target=1.6".
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Peter Empen
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Sep 6, 2013, 8:27:26 AM9/6/13
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Are you sure that WAS 6.1 supports Java 6? WAS 6.1 is about 4 years old. What about WAS 7.x or 8.x? Peter