Resolve object id from actors too

server/lib/activitypub/actors/get.ts

@@ -40,6 +40,9 @@ async function getOrCreateAPActor (
     const { actorObject } = await fetchRemoteActor(actorUrl)
     if (actorObject === undefined) throw new Error('Cannot fetch remote actor ' + actorUrl)
 
+    // actorUrl is just an alias/rediraction, so process object id instead
+    if (actorObject.id !== actorUrl) return getOrCreateAPActor(actorObject, 'all', recurseIfNeeded, updateCollections)
+
     // Create the attributed to actor
     // In PeerTube a video channel is owned by an account
     let ownerActor: MActorFullActor

server/lib/activitypub/videos/get.ts

@@ -61,6 +61,7 @@ async function getOrCreateAPVideo (
   const { videoObject } = await fetchRemoteVideo(videoUrl)
   if (!videoObject) throw new Error('Cannot fetch remote video with url: ' + videoUrl)
 
+  // videoUrl is just an alias/rediraction, so process object id instead
   if (videoObject.id !== videoUrl) return getOrCreateAPVideo({ ...options, fetchType: 'all', videoObject })
 
   try {