diff --git a/3dparty/MDB2.php b/3dparty/MDB2.php
index 19d6b8c428..30e564f145 100644
--- a/3dparty/MDB2.php
+++ b/3dparty/MDB2.php
@@ -1500,7 +1500,7 @@ class MDB2_Driver_Common extends PEAR
             }
         }
 
-        $err = $this->raiseError(null, $code, $mode, $options, $userinfo, 'MDB2_Error', true);
+        $err = PEAR::raiseError(null, $code, $mode, $options, $userinfo, 'MDB2_Error', true);
         if ($err->getMode() !== PEAR_ERROR_RETURN
             && isset($this->nested_transaction_counter) && !$this->has_transaction_error) {
             $this->has_transaction_error =$err;