Fix: Gallery crashes on contributor roles (#19060)

WordPress · Dec 11, 2019 · ee3e0b2 · ee3e0b2
1 parent 166f4c6
commit ee3e0b2
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/block-library/src/gallery/edit.js b/packages/block-library/src/gallery/edit.js
@@ -237,7 +237,11 @@ class GalleryEdit extends Component {
 	componentDidMount() {
 		const { attributes, mediaUpload } = this.props;
 		const { images } = attributes;
-		if ( Platform.OS === 'web' && every( images, ( { url } ) => isBlobURL( url ) ) ) {
+		if (
+			Platform.OS === 'web' &&
+			images && images.length > 0 &&
+			every( images, ( { url } ) => isBlobURL( url ) )
+		) {
 			const filesList = map( images, ( { url } ) => getBlobByURL( url ) );
 			forEach( images, ( { url } ) => revokeBlobURL( url ) );
 			mediaUpload( {