From f19e029ff7261b89305e74ac4d3b9b1775b3f159 Mon Sep 17 00:00:00 2001
From: Ilia Motornyi <elmot@vaadin.com>
Date: Thu, 19 Jul 2018 15:14:51 +0300
Subject: [PATCH] Fix removal tabsheets if last one is selected (#11074)

Backport #11070

Related to #10925
---
 client/src/main/java/com/vaadin/client/ui/VTabsheet.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/src/main/java/com/vaadin/client/ui/VTabsheet.java b/client/src/main/java/com/vaadin/client/ui/VTabsheet.java
index f2f831a9f7..906ac5700a 100644
--- a/client/src/main/java/com/vaadin/client/ui/VTabsheet.java
+++ b/client/src/main/java/com/vaadin/client/ui/VTabsheet.java
@@ -634,7 +634,7 @@ public class VTabsheet extends VTabsheetBase
 
             for (int i = oldPosition - 1; i >= 0; i--) {
                 Tab tab = getTab(i);
-                if (!tab.isHiddenOnServer()) {
+                if (tab != null && !tab.isHiddenOnServer()) {
                     return i;
                 }
             }
-- 
2.39.5