// If the response is invalid, abort
if ((count($response) == 3) && (empty($response[0])) && (empty($response[1])) && (empty($response[2]))) {
// Invalid response!
- $helperInstance->debugBackTrace('Proxy tunnel not working: response=' . print_r($response, true));
+ $helperInstance->debugBackTrace('Proxy tunnel not working: response=' . print_r($response, TRUE));
} // END - if
} else {
// Add header for proxy