What GPU does the D80 use - I did a quick Google for "zotac zbox d80" but came up empty, are you sure that's the model number? Please provide a full debug log and dmesg.
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.