diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/editor/WLocatorEditor.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/editor/WLocatorEditor.java
index 4de11da14c..9076f310ac 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/editor/WLocatorEditor.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/editor/WLocatorEditor.java
@@ -95,10 +95,10 @@ public class WLocatorEditor extends WEditor implements EventListener<Event>, Pro
 		setColumnName(columnName);
 		m_mLocator = mLocator;
 		getComponent().setButtonImage(ThemeManager.getThemeResource("images/Locator16.png"));
+		getComponent().getTextbox().setReadonly(true);
 
 		m_WindowNo = windowNo;	//Yvonne: move it b4 setDefault_Locator_ID()
 		setDefault_Locator_ID(); // set default locator, teo_sarca [ 1661546 ]
-		
 	}
 	
 	/**
@@ -109,6 +109,7 @@ public class WLocatorEditor extends WEditor implements EventListener<Event>, Pro
 		m_mLocator = (MLocatorLookup)gridField.getLookup();
 		
 		getComponent().setButtonImage(ThemeManager.getThemeResource("images/Locator16.png"));
+		getComponent().getTextbox().setReadonly(true);
 		
 		setDefault_Locator_ID(); // set default locator, teo_sarca [ 1661546 ]
 		
@@ -118,7 +119,7 @@ public class WLocatorEditor extends WEditor implements EventListener<Event>, Pro
         {
         	popupMenu = new WEditorPopupMenu(true, true, isShowPreference());
         	addChangeLogMenu(popupMenu);
-        }			
+        }					
 	}
 
 	public void setValue(Object value)
@@ -185,6 +186,7 @@ public class WLocatorEditor extends WEditor implements EventListener<Event>, Pro
 	@Override
 	public void setReadWrite(boolean readWrite) {
 		getComponent().setEnabled(readWrite);
+		getComponent().getTextbox().setReadonly(true);
 	}
 
 	/**