leon z [http://community.jboss.org/people/leonz] created the discussion "ejb web service client example failed - IOEXCEPTION vfs protocal" To view the discussion, visit: http://community.jboss.org/message/608423#608423 -------------------------------------------------------------- This is the web service client example on ejb 3.0 book. The web service has been installed. this is the error message run.client:      [java] javax.naming.NamingException: Cannot unmarshall service ref meta data [Root exception is java.io.IOException: unknown protocol: vfs]      [java]     at org.jboss.ws.core.jaxrpc.client.ServiceObjectFactoryJAXRPC.getObjectInstance(ServiceObjectFactoryJAXRPC.java:120)      [java]     at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)      [java]     at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1483)      [java]     at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1500)      [java]     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:824)      [java]     at org.jboss.naming.client.java.javaURLContextFactory$EncContextProxy.invoke(javaURLContextFactory.java:153)      [java]     at $Proxy0.lookup(Unknown Source)      [java]     at javax.naming.InitialContext.lookup(InitialContext.java:392)      [java]     at com.titan.clients.Client.main(Client.java:14)      [java] Caused by: java.io.IOException: unknown protocol: vfs      [java]     at java.net.URL.readObject(URL.java:1220)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)      [java]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)      [java]     at java.lang.reflect.Method.invoke(Method.java:597)      [java]     at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)      [java]     at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1848)      [java]     at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1752)      [java]     at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1328)      [java]     at java.io.ObjectInputStream.access$300(ObjectInputStream.java:187)      [java]     at java.io.ObjectInputStream$GetFieldImpl.readFields(ObjectInputStream.java:2108)      [java]     at java.io.ObjectInputStream.readFields(ObjectInputStream.java:518)      [java]     at org.jboss.metadata.serviceref.VirtualFileAdaptor.readObject(VirtualFileAdaptor.java:217)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)      [java]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)      [java]     at java.lang.reflect.Method.invoke(Method.java:597)      [java]     at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)      [java]     at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1848)      [java]     at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1752)      [java]     at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1328)      [java]     at java.io.ObjectInputStream.readObject(ObjectInputStream.java:350)      [java]     at org.jboss.wsf.spi.metadata.j2ee.serviceref.UnifiedServiceRefMetaData.readObject(UnifiedServiceRefMetaData.java:477)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)      [java]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)      [java]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)      [java]     at java.lang.reflect.Method.invoke(Method.java:597)      [java]     at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:974)      [java]     at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1848)      [java]     at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1752)      [java]     at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1328)      [java]     at java.io.ObjectInputStream.readObject(ObjectInputStream.java:350)      [java]     at org.jboss.ws.core.jaxrpc.client.ServiceObjectFactoryJAXRPC.getObjectInstance(ServiceObjectFactoryJAXRPC.java:115)      [java]     ... 8 more trying to install JBOSSWS in addition to JBOSS - still cannot fix the issue. can you please help on this. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/608423#608423] Start a new discussion in Beginner's Corner at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]