diff --git a/org.adempiere.plugin.utils/META-INF/MANIFEST.MF b/org.adempiere.plugin.utils/META-INF/MANIFEST.MF
index 55daf48363..2e65d7dd48 100644
--- a/org.adempiere.plugin.utils/META-INF/MANIFEST.MF
+++ b/org.adempiere.plugin.utils/META-INF/MANIFEST.MF
@@ -6,6 +6,40 @@ Bundle-Version: 0.0.0.1
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Import-Package: org.adempiere.base,
  org.adempiere.util,
+ org.apache.xerces.dom;version="2.9.0",
+ org.apache.xerces.dom.events;version="2.9.0",
+ org.apache.xerces.dom3.as;version="2.9.0",
+ org.apache.xerces.impl;version="2.9.0",
+ org.apache.xerces.impl.dtd;version="2.9.0",
+ org.apache.xerces.impl.dtd.models;version="2.9.0",
+ org.apache.xerces.impl.dv;version="2.9.0",
+ org.apache.xerces.impl.dv.dtd;version="2.9.0",
+ org.apache.xerces.impl.dv.util;version="2.9.0",
+ org.apache.xerces.impl.dv.xs;version="2.9.0",
+ org.apache.xerces.impl.io;version="2.9.0",
+ org.apache.xerces.impl.msg;version="2.9.0",
+ org.apache.xerces.impl.validation;version="2.9.0",
+ org.apache.xerces.impl.xpath;version="2.9.0",
+ org.apache.xerces.impl.xpath.regex;version="2.9.0",
+ org.apache.xerces.impl.xs;version="2.9.0",
+ org.apache.xerces.impl.xs.identity;version="2.9.0",
+ org.apache.xerces.impl.xs.models;version="2.9.0",
+ org.apache.xerces.impl.xs.opti;version="2.9.0",
+ org.apache.xerces.impl.xs.traversers;version="2.9.0",
+ org.apache.xerces.impl.xs.util;version="2.9.0",
+ org.apache.xerces.jaxp;version="2.9.0",
+ org.apache.xerces.jaxp.datatype;version="2.9.0",
+ org.apache.xerces.jaxp.validation;version="2.9.0",
+ org.apache.xerces.parsers;version="2.9.0",
+ org.apache.xerces.util;version="2.9.0",
+ org.apache.xerces.xinclude;version="2.9.0",
+ org.apache.xerces.xni;version="2.9.0",
+ org.apache.xerces.xni.grammars;version="2.9.0",
+ org.apache.xerces.xni.parser;version="2.9.0",
+ org.apache.xerces.xpointer;version="2.9.0",
+ org.apache.xerces.xs;version="2.9.0",
+ org.apache.xerces.xs.datatypes;version="2.9.0",
+ org.apache.xml.serialize;version="2.9.0",
  org.compiere,
  org.compiere.model,
  org.compiere.util,
diff --git a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
index b0ebb792a2..eeed7a0aff 100644
--- a/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
+++ b/org.adempiere.plugin.utils/src/org/adempiere/plugin/utils/AdempiereActivator.java
@@ -164,12 +164,15 @@ public class AdempiereActivator implements BundleActivator, ServiceTrackerCustom
 			Adempiere.getThreadPoolExecutor().execute(new Runnable() {			
 				@Override
 				public void run() {
+					ClassLoader cl = Thread.currentThread().getContextClassLoader();
 					try {
+						Thread.currentThread().setContextClassLoader(AdempiereActivator.class.getClassLoader());
 						setupPackInContext();
 						installPackage();
 					} finally {
 						ServerContext.dispose();
 						service = null;
+						Thread.currentThread().setContextClassLoader(cl);
 					}
 				}
 			});
@@ -178,12 +181,15 @@ public class AdempiereActivator implements BundleActivator, ServiceTrackerCustom
 				@Override
 				public void stateChange(ServerStateChangeEvent event) {
 					if (event.getEventType() == ServerStateChangeEvent.SERVER_START && service != null) {
+						ClassLoader cl = Thread.currentThread().getContextClassLoader();
 						try {
+							Thread.currentThread().setContextClassLoader(AdempiereActivator.class.getClassLoader());
 							setupPackInContext();
 							installPackage();
 						} finally {
 							ServerContext.dispose();
 							service = null;
+							Thread.currentThread().setContextClassLoader(cl);
 						}
 					}					
 				}