diff --git a/common/src/main/java/com/genexus/internet/GXNavigationHelper.java b/common/src/main/java/com/genexus/internet/GXNavigationHelper.java
index 2adfdf8af..507fa67d5 100644
--- a/common/src/main/java/com/genexus/internet/GXNavigationHelper.java
+++ b/common/src/main/java/com/genexus/internet/GXNavigationHelper.java
@@ -1,7 +1,8 @@
 package com.genexus.internet;
 import java.util.*;
-import com.genexus.CommonUtil;
 import com.genexus.common.interfaces.SpecificImplementation;
+import com.genexus.diagnostics.core.ILogger;
+import com.genexus.diagnostics.core.LogManager;
 
 import org.json.JSONArray;
 
@@ -9,9 +10,12 @@
 
 public class GXNavigationHelper implements Serializable
     {
-				private static final long serialVersionUID = 2608956804836620190L;    	
+		private static final long serialVersionUID = 2608956804836620190L;    	
+        private static final ILogger logger = LogManager.getLogger(GXNavigationHelper.class);
     	
         public static String POPUP_LEVEL = "gxPopupLevel";
+        public static String TAB_ID = "gxTabId";
+		public static String TAB_ID_HEADER = "X-Gx-Tabid";
         public static String CALLED_AS_POPUP = "gxCalledAsPopup";
 
         private Hashtable<String, Stack<String>> referers;
@@ -114,13 +118,13 @@ public void deleteStack(String popupLevel)
                 referers.remove(popupLevel);
         }
 
-        public String getUrlPopupLevel(String url)
+        static public String getUrlComponent(String url, String key) 
         {
             url = SpecificImplementation.GXutil.URLDecode(url);
-            String popupLevel = "-1";
+            String result = "";
             if (url != null)
             {
-                int pIdx = url.indexOf(POPUP_LEVEL);
+                int pIdx = url.indexOf(key);
                 if (pIdx != -1)
                 {
                     int eqIdx = url.indexOf("=", pIdx);
@@ -131,16 +135,22 @@ public String getUrlPopupLevel(String url)
                         {
                             try
                             {
-                                popupLevel = url.substring(eqIdx+1, cIdx);
+                                result = url.substring(eqIdx+1, cIdx);
                             }
-                            catch(Exception e)
+                            catch(IndexOutOfBoundsException e)
                             {
-                                popupLevel = "-1";
+                                logger.error(String.format("Searching parm:'%1$s' in url:'%2$s'", key, url), e);
                             }
                         }
                     }
                 }
             }
-            return popupLevel;
+            return result;
+        }
+
+        static public String getUrlPopupLevel(String url)
+        {
+            String result = getUrlComponent( url, POPUP_LEVEL);
+            return result.isEmpty() ? "-1":result;
         }
     }
diff --git a/java/src/main/java/com/genexus/internet/HttpContext.java b/java/src/main/java/com/genexus/internet/HttpContext.java
index 1e3979d66..2eae1a453 100644
--- a/java/src/main/java/com/genexus/internet/HttpContext.java
+++ b/java/src/main/java/com/genexus/internet/HttpContext.java
@@ -350,7 +350,7 @@ public void deleteReferer(String popupLevel)
 	
 	public void deleteReferer()
 	{
-		deleteReferer(getNavigationHelper(false).getUrlPopupLevel(getRequestNavUrl()));            
+		deleteReferer(GXNavigationHelper.getUrlPopupLevel(getRequestNavUrl()));            
 	}
 
 	public void pushCurrentUrl()
diff --git a/java/src/main/java/com/genexus/internet/HttpRequest.java b/java/src/main/java/com/genexus/internet/HttpRequest.java
index 1418280e1..7ab79cf8b 100644
--- a/java/src/main/java/com/genexus/internet/HttpRequest.java
+++ b/java/src/main/java/com/genexus/internet/HttpRequest.java
@@ -21,6 +21,7 @@ public abstract class HttpRequest implements IHttpRequest
 	private int errCode;
 	private String errDescription;
 	private String Referrer = "";
+	private String tabId = "";
 	protected HttpContext httpContext;
 	
 	public HttpRequest(HttpContext httpContext)
@@ -259,4 +260,19 @@ public void setErrCode(int errCode){
 	public void setErrDescription(String errDsc){
 		this.errDescription = errDsc;
 	}
+
+	public String getTabId() 
+	{
+			String sUrl = httpContext.getRequestNavUrl().trim();
+
+			if ( tabId.isEmpty())
+			{
+				tabId = GXNavigationHelper.getUrlComponent(sUrl, GXNavigationHelper.TAB_ID);
+			}
+			if ( tabId.isEmpty())
+			{
+				tabId = getHeader(GXNavigationHelper.TAB_ID_HEADER);
+			}
+		return tabId;
+	}
 }
diff --git a/java/src/main/java/com/genexus/webpanels/HttpContextWeb.java b/java/src/main/java/com/genexus/webpanels/HttpContextWeb.java
index 8be843e51..eb6562c51 100644
--- a/java/src/main/java/com/genexus/webpanels/HttpContextWeb.java
+++ b/java/src/main/java/com/genexus/webpanels/HttpContextWeb.java
@@ -1063,9 +1063,10 @@ public void setQueryString(String qs) {
 		loadParameters(qs);
 	}
 
-	private String removeInternalParms(String query) {
+	private String removeInternalParm(String query, String parm) 
+	{
 		query = removeEventPrefix(query);
-		int idx = query.indexOf(GXNavigationHelper.POPUP_LEVEL);
+		int idx = query.indexOf(parm);
 		if (idx == 1)
 			return "";
 		if (idx > 1)
@@ -1078,6 +1079,11 @@ private String removeInternalParms(String query) {
 		return query;
 	}
 
+	private String removeInternalParms(String query) {
+		query = removeInternalParm( query, GXNavigationHelper.POPUP_LEVEL);
+		return removeInternalParm( query, GXNavigationHelper.TAB_ID);
+	}
+
 	public String getQueryString() {
 		try {
 			String query = request.getQueryString();