Ticket #8843: 8843.patch

_source/plugins/selection/plugin.js

@@ -345 +345 @@
                                                 // up the selection before blur.
                                                 CKEDITOR.env.ie && doc.getWindow().on( 'blur', function()
                                                 {
-                                                        // Error proof when the editor is not visible. (#6375)
-                                                        try{ doc.$.selection.empty(); } catch ( er){}
+                                                        // Make sure it's not happening for internal controls. (#8843)
+                                                        var active = CKEDITOR.dom.element.get( doc.$.activeElement );
+                                                        if ( active.is( 'body' ) )
+                                                        {
+                                                                // Error proof when the editor is not visible. (#6375)
+                                                                try{ doc.$.selection.empty(); } catch ( er){}
+                                                        }
                                                 });
 
                                                 // Listening on document element ensures that