From bcee865e1d92a9ff646d92f79be7b6912db846e7 Mon Sep 17 00:00:00 2001
From: Eric van der Vlist <vdv@dyomedea.com>
Date: Sat, 9 May 2020 18:12:57 +0200
Subject: [PATCH] Chacking that picture and gallery ids are not null before
 trying to find them (#2).

---
 wp-gpx-maps_utils_nggallery.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wp-gpx-maps_utils_nggallery.php b/wp-gpx-maps_utils_nggallery.php
index 5b88078..014915e 100644
--- a/wp-gpx-maps_utils_nggallery.php
+++ b/wp-gpx-maps_utils_nggallery.php
@@ -28,10 +28,14 @@ function getNGGalleryImages( $ngGalleries, $ngImages, $dt, $lat, $lon, $dtoffset
 	try {
 		$pictures = array();
 		foreach ( $galids as $g ) {
+                    if ($g != null ) {
 			$pictures = array_merge( $pictures, nggdb::get_gallery( $g ) );
+                    }
 		}
 		foreach ( $imgids as $i ) {
+                    if ($i != null) {
 			array_push( $pictures, nggdb::find_image( $i ) );
+                    }
 		}
 		foreach ( $pictures as $p ) {
 			$item         = array();