From f4fbde2e2fc0e67c1c286cd71171ec7c5d859caf Mon Sep 17 00:00:00 2001
From: automated-signal <37887102+automated-signal@users.noreply.github.com>
Date: Tue, 28 Apr 2026 08:26:44 -0500
Subject: [PATCH] Avoid attempting incremental playback on undownloadable
 attachments

Co-authored-by: trevor-signal <131492920+trevor-signal@users.noreply.github.com>
---
 ts/state/selectors/message.preload.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ts/state/selectors/message.preload.ts b/ts/state/selectors/message.preload.ts
index fda19bec34..d452ed3e11 100644
--- a/ts/state/selectors/message.preload.ts
+++ b/ts/state/selectors/message.preload.ts
@@ -73,6 +73,7 @@ import {
   isVoiceMessage,
   isIncremental,
   defaultBlurHash,
+  isDownloadable,
 } from '../../util/Attachment.std.ts';
 import type { MessageAttachmentType } from '../../types/AttachmentDownload.std.ts';
 import type {
@@ -2188,7 +2189,9 @@ export function getPropsForAttachment(
     pending,
     url: path ? getLocalAttachmentUrl(attachment) : undefined,
     incrementalUrl:
-      isIncremental(attachment) && attachment.downloadPath
+      isIncremental(attachment) &&
+      attachment.downloadPath &&
+      isDownloadable(attachment)
         ? getLocalAttachmentUrl(attachment, {
             disposition: AttachmentDisposition.Download,
           })