Avoid NPE if a child cannot be found (#10039)

Change-Id: I756b5d8a66b89eedb335c23b1ae9610bdb80b2d0

diff --git a/client/src/com/vaadin/client/ComponentLocator.java b/client/src/com/vaadin/client/ComponentLocator.java
index e69c55d445e0c1e736eac2394565d069714ce0cb..47fb29777c7329800eba65bf72c95e7424aaf7ce 100644 (file)
--- a/client/src/com/vaadin/client/ComponentLocator.java
+++ b/client/src/com/vaadin/client/ComponentLocator.java
@@ -332,6 +332,11 @@ public class ComponentLocator {
                 } catch (Exception e) {
                     return null;
                 }
+
+                if (element == null) {
+                    return null;
+                }
+
             }
         }