{"version":"2.1.281","anchor":"fue-returns-null-once-cleanup-drain-has-started","canonical_anchor":"fue-returns-null-once-cleanup-drain-has-started","heading":"fUe returns null once cleanup drain has started","tier":null,"area":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.281\/e\/fue-returns-null-once-cleanup-drain-has-started","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.281","markdown":"### fUe returns null once cleanup drain has started\n\nA cached background lookup stops starting new fetches once Claude Code has begun shutting down\n\n**Unclear.** The finding does not say what this lookup fetches or which feature relies on it.\n\n**What**\n\nWhen Claude Code shuts down, it goes through a cleanup step that finishes outstanding work. Once that cleanup has started, one of its cached lookups now returns an empty answer straight away instead of starting a new fetch.\n\n**Why**\n\nNo new network or data requests start from this lookup while Claude Code is closing, so shutdown is not held up by fresh work."}