diff --git src/wp-includes/js/mce-view.js src/wp-includes/js/mce-view.js
index 397af63867..acf1e24da2 100644
--- src/wp-includes/js/mce-view.js
+++ src/wp-includes/js/mce-view.js
@@ -502,7 +502,7 @@
 		setIframes: function( head, body, callback, rendered ) {
 			var self = this;
 
-			this.getNodes( function( editor, node ) {
+			setTimeout( function() { self.getNodes( function( editor, node ) {
 				var dom = editor.dom,
 					styles = '',
 					bodyClasses = editor.getBody().className || '',
@@ -662,7 +662,7 @@
 				}
 
 				callback && callback.call( self, editor, node );
-			}, rendered );
+			}, rendered ); }, 0 );
 		},
 
 		/**