# NousResearch/hermes-agent · Fix repeated check_fn re-probing in grace window

## Open now

- 1 issue, 1 PR open on GitHub.
- #128836: \[Bug\]: a check_fn that fails inside the failure-grace window is re-probed on every tool lookup
- PR #128841: fix(registry): bound the check_fn grace re-probe

These members address a bug where a failing check_fn within the failure-grace window triggers re-probing on every tool lookup, and introduce interval-based and bounded re-probing behavior instead.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 1 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

## Open related issues

- #128836: \[Bug\]: a check_fn that fails inside the failure-grace window is re-probed on every tool lookup

## Prior & competing PRs

- **#128841: fix(registry): bound the check_fn grace re-probe**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `tests/tools/test_registry_grace_reprobe.py`, `tools/registry.py`
- **#129472: fix(tools): re-probe a grace-window check_fn on an interval, not per lookup**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#128841`

## Fix status

- No merged fix on record.
- Subsystem: `agent`