diff --git a/src/etc/testcases/types/addtype.xml b/src/etc/testcases/types/addtype.xml
index accc59d71..9f9eff811 100644
--- a/src/etc/testcases/types/addtype.xml
+++ b/src/etc/testcases/types/addtype.xml
@@ -70,7 +70,7 @@
     <typedef loaderref="nested.loader" classpathref="nested.classes"
              name = "myvalue" 
              classname="${nested.package}AddTypeTest$MyValue"/>
- </target>
+  </target>
 
   <target name="nested.a" depends="init">
     <nested.container>
@@ -83,7 +83,7 @@
       <nested.b/>
     </nested.container>
   </target>
-
+  
   <target name="nested.c" depends="init">
     <nested.container>
       <nested.c/>
@@ -102,18 +102,21 @@
     <nested.condition.type/>
     <echo>after</echo>
   </target>
+
   <target name="condition.task" depends="init">
     <echo>before</echo>
     <nested.condition.task/>
     <echo>after</echo>
   </target>
+
   <target name="condition.condition.type" depends="init">
     <condition property="condition.condition.type">
       <nested.condition.type/>
     </condition>
   </target>
+
   <target name="condition.condition.task" depends="init">
-    <condition property="condition.condition.task">>
+    <condition property="condition.condition.task">
       <nested.condition.task/>
     </condition>
   </target>
@@ -124,4 +127,11 @@
     </myaddconfigured>
   </target>
 
+  <target name="namespacetest" xmlns:prefix="uri">
+    <typedef name="eq" uri="uri"
+             classname="org.apache.tools.ant.taskdefs.condition.Equals"/>
+    <condition property="p">
+      <prefix:eq arg1="a" arg2="b"/>
+    </condition>
+  </target>
 </project>
diff --git a/src/main/org/apache/tools/ant/UnknownElement.java b/src/main/org/apache/tools/ant/UnknownElement.java
index 919793a4b..ec4a06929 100644
--- a/src/main/org/apache/tools/ant/UnknownElement.java
+++ b/src/main/org/apache/tools/ant/UnknownElement.java
@@ -57,6 +57,7 @@ package org.apache.tools.ant;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Map;
 import java.util.Locale;
 import java.io.IOException;
 
@@ -106,6 +107,31 @@ public class UnknownElement extends Task {
         this.elementName = elementName;
     }
 
+    /**
+     * Makes a new unknown element based on this unknownelement
+     * does not copy the children
+     */
+    public UnknownElement copyItem() {
+        UnknownElement ret = new UnknownElement(getTag());
+        ret.setNamespace(getNamespace());
+        ret.setProject(getProject());
+        ret.setQName(getQName());
+        ret.setTaskName(getTaskName());
+        ret.setLocation(getLocation());
+        ret.setOwningTarget(getOwningTarget());
+        RuntimeConfigurable rc = new RuntimeConfigurable(
+            ret, getTaskName());
+        rc.setPolyType(getWrapper().getPolyType());
+        Map map = getWrapper().getAttributeMap();
+        for (Iterator i = map.entrySet().iterator(); i.hasNext();) {
+            Map.Entry entry = (Map.Entry) i.next();
+            rc.setAttribute(
+                (String) entry.getKey(),(String) entry.getValue());
+        }
+        rc.addText(getWrapper().getText().toString());
+        return ret;
+    }
+    
     /**
      * Returns the name of the XML element which generated this unknown
      * element.
@@ -518,7 +544,10 @@ public class UnknownElement extends Task {
         // backwards compatibility - element names of nested
         // elements have been all lower-case in Ant, except for
         // TaskContainers
-        String childName = child.getTag().toLowerCase(Locale.US);
+        // This does not work too good for typedefed elements...
+        String childName =
+            ProjectHelper.genComponentName(
+                child.getNamespace(), child.getTag().toLowerCase(Locale.US));
         if (ih.supportsNestedElement(childName)) {
             IntrospectionHelper.Creator creator =
                 ih.getElementCreator(getProject(), parent, childName);
diff --git a/src/testcases/org/apache/tools/ant/types/AddTypeTest.java b/src/testcases/org/apache/tools/ant/types/AddTypeTest.java
index a77a69086..833e1ebca 100644
--- a/src/testcases/org/apache/tools/ant/types/AddTypeTest.java
+++ b/src/testcases/org/apache/tools/ant/types/AddTypeTest.java
@@ -123,6 +123,11 @@ public class AddTypeTest extends BuildFileTest {
         expectLogContaining(
             "myaddconfigured", "value is Value Setexecute: value is Value Set");
     }
+
+    public void testNamespace() {
+        executeTarget("namespacetest");
+    }
+    
     // The following will be used as types and tasks
     
     public static interface A {}