# NousResearch/hermes-agent · Desktop backend token drift detection fix

## Open now

- Nothing open on GitHub.

These items address a gap where the desktop app could not detect authentication token drift in an attached backend, leading to stranded 401 errors. The fix targets drift detection specifically, distinct from existing liveness checks.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #128499. Verify it addresses your case.
- **Recommended:** read PR #128499 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `resolved` · deciding PR(s): `pr-128499`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Closed / duplicate issues

- #121988: Desktop: served-token re-auth is indirect + detection-gated — externally-supervized (launchd) backend recycle is invisible to both recovery triggers, stranded 401

## Prior & competing PRs

- **#128499: fix(desktop): detect attached-backend token drift, not just liveness (#121988)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `apps/desktop/electron/backend-exit-recovery.test.ts`, `apps/desktop/electron/dashboard-token.test.ts`, `apps/desktop/electron/dashboard-token.ts`, `apps/desktop/electron/main.ts`
- **#122056: fix(desktop): detect attached-backend token drift, not just liveness**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`

## Fix status

- Merged to main in PR #128499 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-30`.