examples/bootstrap4/popover.html

diff --git a/examples/bootstrap4/popover.html b/examples/bootstrap4/popover.html
index d55423f..431f1a0 100644 (file)
--- a/examples/bootstrap4/popover.html
+++ b/examples/bootstrap4/popover.html
@@ -30,6 +30,10 @@
   </body>
     <script type="text/javascript">
        Roo.onReady(function() {
+          var  e = Roo.get("bootstrap-body");
+          if (!e) {
+             return;
+          }
           Pman.Popover.FileTest.show(Roo.get("bootstrap-body"));
       });