Fixed fatal error when site.taxonomies contains a bad value

CHANGELOG.md

@@ -1,3 +1,9 @@
+# v1.7.1
+## mm/dd/2021
+
+1. [](#bugfix)
+    * Fixed fatal error when `site.taxonomies` contains a bad value
+
 # v1.7.0
 ## 01/19/2021
 

system/src/Grav/Common/Taxonomy.php

@@ -74,6 +74,10 @@ class Taxonomy
         $config = $this->grav['config'];
         $taxonomies = (array)$config->get('site.taxonomies');
         foreach ($taxonomies as $taxonomy) {
+            // Skip invalid taxonomies.
+            if (!\is_string($taxonomy)) {
+                continue;
+            }
             $current = $page_taxonomy[$taxonomy] ?? null;
             foreach ((array)$current as $item) {
                 $this->iterateTaxonomy($page, $taxonomy, '', $item);