# NousResearch/hermes-agent · Guard environment cleanup during interpreter shutdown

## Open now

- 1 issue, 1 PR open on GitHub.
- #68531: \[Bug\]: BaseEnvironment.__del__ runs cleanup/sync_back during interpreter shutdown
- PR #68532: fix(tools): skip environment cleanup during interpreter shutdown

These issues and fixes address a bug where BaseEnvironment.__del__ triggers cleanup or sync-back operations during Python interpreter shutdown, and add guards to prevent crashes in that scenario.

## 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #68531: \[Bug\]: BaseEnvironment.__del__ runs cleanup/sync_back during interpreter shutdown

## Prior & competing PRs

- **#68532: fix(tools): skip environment cleanup during interpreter shutdown**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `tests/tools/test_base_environment.py`, `tools/environments/base.py`
- **#68619: fix: guard BaseEnvironment.__del__ against shutdown crash and gate KANBAN_GUIDANCE on HERMES_KANBAN_TASK**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#68531`, `#68532`, `#68592`, `#73263`

## Fix status

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