Ticket #7639: 7639.patch

_source/plugins/wysiwygarea/plugin.js

@@ -1078 +1078 @@
 
                                                                 iframe.clearCustomData();
 
+                                                                // IE9 might cease to work if there's an object selection inside the iframe (#7639).
+                                                                if ( CKEDITOR.env.ie9Compat )
+                                                                {
+                                                                        var sel = editor.getSelection();
+                                                                        sel && sel.getNative().clear();
+                                                                }
+
                                                                 /*
                                                                 * IE BUG: When destroying editor DOM with the selection remains inside
                                                                 * editing area would break IE7/8's selection system, we have to put the editing