From f60e1ae7d2878c4b91aa15e2a72a2c32a17e447b Mon Sep 17 00:00:00 2001 From: Mikael Korpela Date: Sat, 22 Dec 2018 03:03:07 +0200 Subject: [PATCH] Don't observe without something to observe --- client/gutenberg/extensions/tiled-gallery/edit.jsx | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/client/gutenberg/extensions/tiled-gallery/edit.jsx b/client/gutenberg/extensions/tiled-gallery/edit.jsx index e398466b3cefb9..2d1224659eef6f 100644 --- a/client/gutenberg/extensions/tiled-gallery/edit.jsx +++ b/client/gutenberg/extensions/tiled-gallery/edit.jsx @@ -89,7 +89,9 @@ class TiledGalleryEdit extends Component { // ResizeObserver has checks for `window` & `document`: // it does nothing if those are not available. this.observer = new ResizeObserver( this.onGalleryResize ); - this.observer.observe( this.container.current ); //parentNode + if ( this.container.current ) { + this.observer.observe( this.container.current ); + } } ); }