From c1b38221d2849b2cc43e2d3484edf4c9f74ca8e9 Mon Sep 17 00:00:00 2001
From: An0n <79678786+an0n666@users.noreply.github.com>
Date: Sun, 27 Mar 2022 13:15:13 +0600
Subject: [PATCH] Fix WebUI crash due to missing tags from config

Tags can be missing from config but set inside .fastresume. May happen due to corrupted/deleted config.
Closes #11906.
PR #16739.
Original PR #16711.
---
 src/webui/www/private/scripts/client.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/webui/www/private/scripts/client.js b/src/webui/www/private/scripts/client.js
index 94b9ec558..386487f91 100644
--- a/src/webui/www/private/scripts/client.js
+++ b/src/webui/www/private/scripts/client.js
@@ -361,6 +361,12 @@ window.addEvent('load', function() {
         let added = false;
         for (let i = 0; i < tags.length; ++i) {
             const tagHash = genHash(tags[i].trim());
+            if (!tagList[tagHash]) { // This should not happen
+                tagList[tagHash] = {
+                    name: tags,
+                    torrents: []
+                };
+            }
             if (!Object.contains(tagList[tagHash].torrents, torrent['hash'])) {
                 added = true;
                 tagList[tagHash].torrents.push(torrent['hash']);