{"repo":"NousResearch/hermes-agent","public_id":"112522","display_label":"ImportError tracebacks during hermes update atexit cleanup","summary":"A bug and related fixes address transient ImportError tracebacks appearing during gateway-restart or atexit cleanup when hermes is partially updated. The fixes suppress or avoid these stale-module import errors in browser and tools atexit paths.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":113093,"merged_at":"2026-09-16T23:57:04+00:00"},"resolution":{"state":"resolved","by":"pr-113093"},"freshness":{"state":"verified","last_verified_at":"2026-09-16T23:57:04+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":111944,"pr_number":113093,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-16T23:57:04+00:00"},{"issue_number":112437,"pr_number":113093,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-16T23:57:04+00:00"},{"issue_number":112522,"pr_number":113093,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-16T23:57:04+00:00"}],"members":[{"kind":"issue","number":112522,"title":"[Bug]: hermes update — transient ImportError (cannot import file_signature from utils) in gateway-restart phase and atexit cleanup","url":null,"state":"closed"},{"kind":"pr","number":112530,"title":"fix(tools): swallow stale-module ImportError in browser atexit cleanup","url":null,"state":"closed","close_reason":{"refs":[{"kind":"pr","value":"#112522","number":112522}],"category":"implemented_elsewhere","implication":"superseded"},"merged":false},{"kind":"pr","number":113093,"title":"fix(browser): hermes update no longer prints atexit ImportError tracebacks on a half-updated tree (#112437, #112522, salvage #112439)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["tests/tools/test_browser_cleanup.py","tools/browser_tool_lifecycle.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}