From 85630abc33444b9268f68f712092fcce3e90c278 Mon Sep 17 00:00:00 2001
From: Ad Schellevis <ad@opnsense.org>
Date: Mon, 1 Feb 2016 09:48:32 +0100
Subject: [PATCH] (captive portal) fix multiple voucher generation, closes
 https://github.com/opnsense/core/issues/728

---
 .../mvc/app/views/OPNsense/CaptivePortal/vouchers.volt        | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/opnsense/mvc/app/views/OPNsense/CaptivePortal/vouchers.volt b/src/opnsense/mvc/app/views/OPNsense/CaptivePortal/vouchers.volt
index a5bd78d86..be0a44854 100644
--- a/src/opnsense/mvc/app/views/OPNsense/CaptivePortal/vouchers.volt
+++ b/src/opnsense/mvc/app/views/OPNsense/CaptivePortal/vouchers.volt
@@ -195,6 +195,10 @@ POSSIBILITY OF SUCH DAMAGE.
                         });
 
                         // generate download link and send data to the client
+                        if ($('#downloadFile').length) {
+                            // remove previous link
+                            $('#downloadFile').remove();
+                        }
                         $('<a></a>')
                                 .attr('id','downloadFile')
                                 .attr('href','data:text/csv;charset=utf8,' + encodeURIComponent(output_data))