diff -up Cache_Lite-1.7.16/Cache/Lite.php.old Cache_Lite-1.7.16/Cache/Lite.php
--- Cache_Lite-1.7.16/Cache/Lite.php.old	2014-05-10 11:45:38.378961871 +0200
+++ Cache_Lite-1.7.16/Cache/Lite.php	2014-05-10 11:56:49.725603495 +0200
@@ -555,7 +555,8 @@ class Cache_Lite
     function raiseError($msg, $code)
     {
         include_once('PEAR.php');
-        return PEAR::raiseError($msg, $code, $this->_pearErrorMode);
+        $p = new PEAR();
+        return $p->raiseError($msg, $code, $this->_pearErrorMode);
     }
     
     /**