Index: src/wp-content/themes/twentyseventeen/inc/template-tags.php
===================================================================
--- src/wp-content/themes/twentyseventeen/inc/template-tags.php	(revision 51610)
+++ src/wp-content/themes/twentyseventeen/inc/template-tags.php	(working copy)
@@ -145,7 +145,9 @@
 		setup_postdata( $post );
 		set_query_var( 'panel', $id );
 
-		get_template_part( 'template-parts/page/content', 'front-page-panels' );
+		if ( $post && in_array( $post->post_status, array( 'publish', 'private' ) ) ) {
+			get_template_part( 'template-parts/page/content', 'front-page-panels' );
+		}
 
 		wp_reset_postdata();
 	} elseif ( is_customize_preview() ) {