diff --git a/application/views/adif/data/exportall.php b/application/views/adif/data/exportall.php
index a81cce1aa..28a74e4d7 100644
--- a/application/views/adif/data/exportall.php
+++ b/application/views/adif/data/exportall.php
@@ -1,5 +1,6 @@
 <?php
-	//only set these values if internalrender is not present (null) or false
+	//only set these values if internalrender is not present or false
+	$internalrender = isset($internalrender) ? $internalrender : false;
 	if(!$internalrender) {
 		header('Content-Type: text/plain; charset=utf-8');
 		header('Content-Disposition: attachment; filename="'.$this->session->userdata('user_callsign').'-'.date('Ymd-Hi').'.adi"');