diff --git a/org.adempiere.base/src/org/compiere/model/GridField.java b/org.adempiere.base/src/org/compiere/model/GridField.java
index 8edb7b39ba..7b819c5836 100644
--- a/org.adempiere.base/src/org/compiere/model/GridField.java
+++ b/org.adempiere.base/src/org/compiere/model/GridField.java
@@ -80,10 +80,11 @@ import org.idempiere.util.ParseSeq;
 public class GridField 
 	implements Serializable, Evaluatee, Cloneable
 {
+
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 7859929653710975421L;
+	private static final long serialVersionUID = -7739433012288022819L;
 
 	/**
 	 *  Field Constructor.
diff --git a/org.adempiere.base/src/org/compiere/model/MSysConfig.java b/org.adempiere.base/src/org/compiere/model/MSysConfig.java
index ef20500acc..21b6e3975c 100644
--- a/org.adempiere.base/src/org/compiere/model/MSysConfig.java
+++ b/org.adempiere.base/src/org/compiere/model/MSysConfig.java
@@ -39,11 +39,10 @@ import org.compiere.util.DisplayType;
  */
 public class MSysConfig extends X_AD_SysConfig
 {
-    /**
+	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 4290286149969983294L;
-
+	private static final long serialVersionUID = -8766810721578833704L;
 	public static final String ADDRESS_VALIDATION = "ADDRESS_VALIDATION";
     public static final String ALERT_SEND_ATTACHMENT_AS_XLS = "ALERT_SEND_ATTACHMENT_AS_XLS";
     public static final String ALLOCATION_DESCRIPTION = "ALLOCATION_DESCRIPTION";
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Tab.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Tab.java
index 71fa41d1be..bcf01e980f 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Tab.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/Tab.java
@@ -32,10 +32,10 @@ import org.zkoss.zul.impl.LabelImageElement;
  */
 public class Tab extends org.zkoss.zul.Tab
 {
-    /**
-	 *
+	/**
+	 * 
 	 */
-	private static final long serialVersionUID = -550172446768384271L;
+	private static final long serialVersionUID = -5146887728183695020L;
 
 	public Tab(String str)
     {
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
index ad2265d192..77d39c62cc 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/info/InfoWindow.java
@@ -101,11 +101,11 @@ import org.zkoss.zul.Vbox;
  * @contributor xolali 	IDEMPIERE-1045 Sub-Info Tabs  (reviewed by red1)
  */
 public class InfoWindow extends InfoPanel implements ValueChangeListener, EventListener<Event> {
+
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = -3538308098379400144L;
-
+	private static final long serialVersionUID = 8358292103127594383L;
 	protected Grid parameterGrid;
 	private Borderlayout layout;
 	private Vbox southBody;
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/InfoPanel.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/InfoPanel.java
index ddf1565465..c280c026f1 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/InfoPanel.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/InfoPanel.java
@@ -113,11 +113,11 @@ import org.zkoss.zul.ext.Sortable;
  */
 public abstract class InfoPanel extends Window implements EventListener<Event>, WTableModelListener, Sortable<Object>, IHelpContext
 {
+
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 965821837109028155L;
-
+	private static final long serialVersionUID = -7706948638874794856L;
 	private final static int DEFAULT_PAGE_SIZE = 100;
 	private final static int DEFAULT_PAGE_RELOAD = 4;
 	protected List<Button> btProcessList = new ArrayList<Button>();