# NousResearch/hermes-agent · Linux singleton lock zombie process bug and fixes

## Open now

- 0 issues, 2 PRs open on GitHub.
- PR #79749: fix(desktop): diagnose Linux singleton lock failures
- PR #82054: fix(desktop): recover stale Linux singleton lock

A bug report and two related fixes addressing the desktop app silently exiting on Linux/X11 when a stale singleton lock is held by a defunct or zombie Electron process. The work covers both diagnosing and recovering from this failure condition.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 2 open PR(s), 1 merged PR(s), 0 PR(s) closed without merging.
- A fix was merged to main in PR #127269. Verify it addresses your case.
- **Recommended:** read PR #127269 (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-127269`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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

- #78101: \[Bug\]: Desktop app silently exits when SingletonLock held by zombie/defunct Electron process (Linux/X11)

## Prior & competing PRs

- **#127269: fix(desktop): clear a stale Linux SingletonLock instead of silently exiting**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `apps/desktop/electron/main.ts`, `apps/desktop/electron/singleton-lock.test.ts`, `apps/desktop/electron/singleton-lock.ts`
- **#79749: fix(desktop): diagnose Linux singleton lock failures**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#82054`
  - files: `apps/desktop/electron/main.ts`, `apps/desktop/electron/single-instance-lock.test.ts`, `apps/desktop/electron/single-instance-lock.ts`
- **#82054: fix(desktop): recover stale Linux singleton lock**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#78101`, `#79749`
  - files: `apps/desktop/electron/main.ts`

## Fix status

- Merged to main in PR #127269 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-29`.
- Subsystem: `apps/desktop`