# NousResearch/hermes-agent · Agent fallback notice crash fixes for version skew

## Open now

- 1 issue, 1 PR open on GitHub.
- #62914: \[Bug\]: Unguarded _emit_pending_fallback_notice() crashes API call with AttributeError on fallback success path (version skew)
- PR #62917: fix(agent): guard fallback notice finalization

These issues and PRs address AttributeError crashes in the agent's fallback notice emission path, caused by missing attribute guards during version skew scenarios. Fixes involve defensive getattr checks and circuit-breaking around the commit-splice and fallback finalization logic.

## TL;DR

- 4 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 2 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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.

## Open related issues

- #62914: \[Bug\]: Unguarded _emit_pending_fallback_notice() crashes API call with AttributeError on fallback success path (version skew)

## Prior & competing PRs

- **#62917: fix(agent): guard fallback notice finalization**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `41524571b7667b493fb263e02afe21383b3448bf`
  - files: `agent/conversation_loop.py`, `tests/run_agent/test_retry_status_buffer.py`
- **#62971: fix(agent): guard _emit_pending_fallback_notice with getattr to prevent crash on version skew (#62914)**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#62917`, `#62914`
- **#131307: fix(agent): getattr-guards on skew-sensitive agent-attribute calls**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`

## Fix status

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