diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/grid/WQuickEntry.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/grid/WQuickEntry.java
index ab54af0d06..439b125ba0 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/grid/WQuickEntry.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/grid/WQuickEntry.java
@@ -63,7 +63,7 @@ public class WQuickEntry extends Window implements EventListener<Event>, ValueCh
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = 6033101081045706748L;
+	private static final long serialVersionUID = -8530102231615195037L;
 
 	public static final String QUICK_ENTRY_MODE = "_QUICK_ENTRY_MODE_";
 
@@ -85,7 +85,7 @@ public class WQuickEntry extends Window implements EventListener<Event>, ValueCh
 
 	private ConfirmPanel confirmPanel = new ConfirmPanel(true, false, false, false, false, false);
 
-	private int m_AD_Window_ID;
+	protected int m_AD_Window_ID;
 	
 	private boolean isHasField = false;
 	/**
diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/window/WPreference.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/window/WPreference.java
index bea84e9b6f..201ca09980 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/window/WPreference.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/window/WPreference.java
@@ -22,6 +22,7 @@ import org.adempiere.webui.component.Window;
 import org.adempiere.webui.editor.WYesNoEditor;
 import org.adempiere.webui.grid.WQuickEntry;
 import org.adempiere.webui.theme.ThemeManager;
+import org.compiere.model.MRole;
 import org.compiere.model.MUserPreference;
 import org.compiere.util.CLogger;
 import org.compiere.util.Env;
@@ -65,8 +66,11 @@ public class WPreference extends WQuickEntry implements EventListener<Event> {
 			log.log(Level.SEVERE, ex.getMessage());
 		}
 
-		initPOs();
-		loadPreferences();
+		Boolean canAccessPreference = MRole.getDefault().getWindowAccess(m_AD_Window_ID);
+		if (canAccessPreference != null && canAccessPreference) {
+			initPOs();
+			loadPreferences();
+		}
 
 		this.setTitle("");
 	} //WPreference