# NousResearch/hermes-agent · Windows fcntl compatibility fixes in state lockguard

## Open now

- Nothing open on GitHub.

These items address failures in hermes_state_lockguard.py on Windows, where missing or partial fcntl support causes backend startup issues. The work involves adjusting WAL guard behavior and tolerating fcntl shims rather than treating their absence as fatal.

## 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 #118269. Verify it addresses your case.
- **Recommended:** read PR #118269 (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-118269`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #118026: \[Bug\]\[Windows\] hermes_state_lockguard.py 未处理 fcntl.F_RDLCK 缺失，导致后端启动失败

## Prior & competing PRs

- **#118269: fix(state): a partial fcntl must disable the WAL guard, not kill every importer**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `hermes_state_lockguard.py`, `tests/hermes_state/test_lockguard_fcntl_tolerance.py`
- **#118040: fix(state): tolerate fcntl shims during Windows startup**. closed without merge
  - maintainer direction: category `partial_fix`; implication `needs_llm`; refs `9b028c7ba8ff22df68476cc6a9d00700b44f2ca6`, `#118026`

## Fix status

- Merged to main in PR #118269 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-21`.