(In reply to Theo Linkspfeifer from comment #4)
> Created attachment 9788 [details]
> test diff
>
> With this change I get the crash when browsing a folder with image files.
It seems like thumbnailer gets free'd before thunar_thumbnailer_queue_async_reply is run.
However I don't think that's a valid reproducer and we can't just return if thumbnailer is NULL.
It would be much better if you (or OP) could find a reliable way to reproduce the crash.
(In reply to Theo Linkspfeifer from comment #4)
> Created attachment 9788 [details]
> test diff
>
> With this change I get the crash when browsing a folder with image files.
It seems like thumbnailer gets free'd before thunar_ thumbnailer_ queue_async_ reply is run.
However I don't think that's a valid reproducer and we can't just return if thumbnailer is NULL.
It would be much better if you (or OP) could find a reliable way to reproduce the crash.