# NousResearch/hermes-agent · LSP client cleanup after transport/stdout loss

## Open now

- Nothing open on GitHub.

These items address a scenario where LSP clients become unresponsive after losing their transport connection, causing diagnostics requests to hang until timeout. The work involves detecting dead clients and retiring or replacing them so that pending diagnostics waits are aborted promptly.

## 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 #94185. Verify it addresses your case.
- **Recommended:** read PR #94185 (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-94185`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #82602: \[Bug\]: LSP diagnostics repeatedly time out after the server loses stdout

## Prior & competing PRs

- **#94185: fix(lsp): retire dead clients and abort diagnostics waits after transport death (#85125 3b)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/lsp/client.py`, `tests/agent/lsp/_mock_lsp_server.py`, `tests/agent/lsp/test_client_e2e.py`, `tests/agent/lsp/test_service.py`
- **#82604: fix(lsp): replace dead language-server clients instead of timing out diagnostics**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#94185`

## Fix status

- Merged to main in PR #94185 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-24`.
- Subsystem: `agent/lsp`