Ticket #39308: ticket_39308_solution_2.patch

class-wp-taxonomy.php

@@ -334 +334 @@
                 }
 
                 foreach ( $args as $property_name => $property_value ) {
-                        $this->$property_name = $property_value;
+                        // Avoid overwriting 'name' Property ('Taxonomy key')
+                        if ( 'name' !== $property_name ) {
+                                $this->$property_name = $property_value;
+                        }
                 }
 
                 $this->labels = get_taxonomy_labels( $this );