diff --git a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/util/DocumentSearch.java b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/util/DocumentSearch.java
index 95c094e83b..641393f531 100644
--- a/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/util/DocumentSearch.java
+++ b/org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/util/DocumentSearch.java
@@ -44,7 +44,7 @@ public class DocumentSearch extends AbstractDocumentSearch {
 	@Override
 	protected boolean openWindow(int windowId, MQuery query) {
 		query.setRecordCount(1);
-		SessionManager.getAppDesktop().showWindow(windowId, query);
+		SessionManager.getAppDesktop().openWindow(windowId, query, null);
 		return true;
 	}