--- a/wp/wp-includes/rss.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/rss.php	Tue Dec 15 13:49:49 2020 +0100
@@ -94,6 +94,7 @@
 		}
 
 		xml_parser_free( $this->parser );
+		unset( $this->parser );
 
 		$this->normalize();
 	}
@@ -385,10 +386,6 @@
 	}
 
 	function error( $errormsg, $lvl = E_USER_WARNING ) {
-		// append PHP's error message if track_errors enabled
-		if ( isset($php_errormsg) ) {
-			$errormsg .= " ($php_errormsg)";
-		}
 		if ( MAGPIE_DEBUG ) {
 			trigger_error( $errormsg, $lvl);
 		} else {
@@ -821,10 +818,6 @@
 	Purpose:	register error
 \*=======================================================================*/
 	function error ($errormsg, $lvl=E_USER_WARNING) {
-		// append PHP's error message if track_errors enabled
-		if ( isset($php_errormsg) ) {
-			$errormsg .= " ($php_errormsg)";
-		}
 		$this->ERROR = $errormsg;
 		if ( MAGPIE_DEBUG ) {
 			trigger_error( $errormsg, $lvl);