If anyone with the "crash at end of playback" issue is able to generate a crashlog with #0305x that would be helpful - I've added a comment on PR13533.
Texture Cache Maintenance Utility: Preload your texture cache for optimal UI performance. Remotely manage media libraries. Purge unused artwork to free up space. Find missing media. Configurable QA check to highlight metadata issues. Aid in diagnosis of library and cache related problems.