diff -urN joomla.old/includes/Cache/Lite/Function.php joomla.new/includes/Cache/Lite/Function.php
--- joomla.old/includes/Cache/Lite/Function.php	2011-02-22 19:06:17.018830000 +0100
+++ joomla.new/includes/Cache/Lite/Function.php	2011-02-21 21:18:11.596974000 +0100
@@ -71,7 +71,12 @@
 	*/
 	function call()
 	{
-		$arguments = func_get_args();
+    		$arguments = func_get_args();
+    		$numargs = func_num_args();
+
+    		for($i=1; $i < $numargs; $i++){
+        		$arguments[$i] = &$arguments[$i];
+    		}
 		$id = serialize($arguments); // Generate a cache id
 		if (!$this->_fileNameProtection) {
 			$id = md5($id);
diff -urN joomla.old/includes/vcard.class.php joomla.new/includes/vcard.class.php
--- joomla.old/includes/vcard.class.php	2011-02-22 19:06:17.194742000 +0100
+++ joomla.new/includes/vcard.class.php	2011-02-22 10:02:49.944704002 +0100
@@ -33,8 +33,9 @@
 	return str_replace(';',"\;",$string);
 }
 
-// taken from PHP documentation comments
-function quoted_printable_encode($input, $line_max = 76) {
+if(!function_exists('quoted_printable_encode'))
+{// taken from PHP documentation comments
+/*function quoted_printable_encode($input, $line_max = 76) {
 	$hex 		= array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
 	$lines 		= preg_split("/(?:\r\n|\r|\n)/", $input);
 	$eol 		= "\r\n";
@@ -70,7 +71,7 @@
 		}
 	}
 	
-	return trim($output);
+	return trim($output);*/
 }
 
 class vCard {
@@ -205,4 +206,4 @@
 		return $this->filename;
 	}
 }
-?>
\ Pas de fin de ligne à la fin du fichier.
+?>