Index: src/main/java/org/ow2/petals/component/framework/process/ExternalListenerManager.java
===================================================================
--- src/main/java/org/ow2/petals/component/framework/process/ExternalListenerManager.java	(revision 16558)
+++ src/main/java/org/ow2/petals/component/framework/process/ExternalListenerManager.java	(working copy)
@@ -29,7 +29,6 @@
 import org.ow2.petals.component.framework.AbstractComponent;
 import org.ow2.petals.component.framework.api.configuration.ConfigurationExtensions;
 import org.ow2.petals.component.framework.api.exception.PEtALSCDKException;
-import org.ow2.petals.component.framework.jbidescriptor.generated.Consumes;
 import org.ow2.petals.component.framework.listener.AbstractExternalListener;
 import org.ow2.petals.component.framework.util.StringHelper;
 
@@ -138,8 +137,9 @@
     private AbstractExternalListener createAndInitExternalListener(Consumes consumes)
             throws PEtALSCDKException {
         AbstractExternalListener externalListener = null;
-        String externalListenerClassName = component.getComponentConfiguration()
+        final String externalListenerClassNameValue = component.getComponentConfiguration()
                 .getExternalListenerClassName();
+        final String externalListenerClassName = externalListenerClassNameValue.replaceAll("\\s", "");
         if (!StringHelper.isNullOrEmpty(externalListenerClassName)) {
             try {
                 ClassLoader componentClassLoader = this.getClass().getClassLoader();
Index: src/main/java/org/ow2/petals/component/framework/process/JBIProcessorManager.java
===================================================================
--- src/main/java/org/ow2/petals/component/framework/process/JBIProcessorManager.java	(revision 16558)
+++ src/main/java/org/ow2/petals/component/framework/process/JBIProcessorManager.java	(working copy)
@@ -206,8 +206,9 @@
          */
         private AbstractJBIListener createAndInitJBIListener() throws PEtALSCDKException {
             AbstractJBIListener jbiListener = null;
-            final String jbiListenerClassName = JBIProcessorManager.this.component
+            final String jbiListenerClassNameValue = JBIProcessorManager.this.component
                     .getComponentConfiguration().getJbiListenerClassName();
+            final String jbiListenerClassName = jbiListenerClassNameValue.replaceAll("\\s", "");
 
             if (!StringHelper.isNullOrEmpty(jbiListenerClassName)) {
                 try {