diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
index 9f06c6ae3a..3a23e76f6a 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/adwindow/CompositeADTabbox.java
@@ -923,7 +923,9 @@ public class CompositeADTabbox extends AbstractADTabbox
 			if (tabPanel.getDesktop() != null) {
 				Executions.schedule(tabPanel.getDesktop(), e -> {
 					invalidateTabPanel(tabPanel);
-				}, new Event("onPostActivateDetail", tabPanel));	
+				}, new Event("onPostActivateDetail", tabPanel));
+			} else {
+				invalidateTabPanel(tabPanel);
 			}
 		} else {
 			invalidateTabPanel(tabPanel);