fix: cannot set visible of null

Akryum · Akryum · commit 1b1d1d0ce62e · 2023-01-31T15:34:50.000+01:00
diff --git a/packages/app-frontend/src/features/timeline/TimelineView.vue b/packages/app-frontend/src/features/timeline/TimelineView.vue
@@ -506,6 +506,8 @@ export default defineComponent({
     function runEventPositionUpdate () {
       let event: TimelineEvent
       while ((event = updateEventPositionQueue.shift())) {
+        if (!event.container) continue
+
         // Ignored
         const ignored = isEventIgnored(event)
         event.container.visible = !ignored
