Ticket #21931: 21931.2.diff

wp-includes/default-constants.php

@@ -277 +277 @@
  * @since 3.0.0
  */
 function wp_templating_constants( ) {
+        $theme = wp_get_theme();
+        if ( $theme->errors() )
+                wp_die( $theme->errors()->get_error_message() );
+
         /**
          * Filesystem path to the current active template directory
          * @since 1.5.0