From 4cf68d3a07677ab0f614c258d3afb7e9ac031757 Mon Sep 17 00:00:00 2001
From: sparks-alec <sparks.alec@gmail.com>
Date: Sun, 28 May 2023 07:14:44 -0400
Subject: [PATCH] bugfix error when no playbackPos

---
 plugins/qlab/main.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/plugins/qlab/main.js b/plugins/qlab/main.js
index 8844740..9aefe69 100644
--- a/plugins/qlab/main.js
+++ b/plugins/qlab/main.js
@@ -236,8 +236,10 @@ exports.update = function update(device, doc, updateType, data) {
       const $elem = doc.getElementById(data.workspace.selected[i]);
       $elem.classList.add('selected');
     }
-    const $elem = doc.getElementById(data.workspace.playbackPosition);
-    $elem.classList.add('playback-position');
+    if (data.workspace.playbackPosition) {
+      const $elem = doc.getElementById(data.workspace.playbackPosition);
+      $elem.classList.add('playback-position');
+    }
   }
 };