Ticket #42773: 42773.0.diff

src/wp-admin/includes/file.php

@@ -550 +550 @@
 
                 $result = null;
                 if ( false === $scrape_result_position ) {
+                    if ( is_wp_error( $r ) ) {
+                        // Attach cURL error message
+                        $loopback_request_failure['message'] .= ' (' . $r->get_error_message() . ')';
+            }
                         $result = $loopback_request_failure;
                 } else {
                         $error_output = substr( $body, $scrape_result_position + strlen( $needle_start ) );