# NousResearch/hermes-agent · Prune stale session IDs from renderer storage

## Open now

- Nothing open on GitHub.

A bug where the desktop renderer retains session references that no longer exist in state.db, causing 404 errors on boot. The members cover the report and associated fix attempts for cleaning up these dead session IDs.

## 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 #128409. Verify it addresses your case.
- **Recommended:** read PR #128409 (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-128409`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #79001: \[Bug\]: Desktop boot 404s ("Session not found") for sessions deleted from state.db — renderer storage never drops dead IDs

## Prior & competing PRs

- **#128409: fix(desktop): prune dead session references from renderer storage (#79001)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `apps/desktop/src/app/contrib/controller.tsx`, `apps/desktop/src/store/composer.ts`, `apps/desktop/src/store/dead-session-prune.test.ts`, `apps/desktop/src/store/dead-session-prune.ts`, `apps/desktop/src/store/gateway-switch.ts`, `apps/desktop/src/store/session-pin-sync.test.ts`, `apps/desktop/src/store/session-pin-sync.ts`
- **#81313: fix(desktop): prune dead session references from renderer storage**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#128409`

## Fix status

- Merged to main in PR #128409 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-10-01`.
- Subsystem: `apps/desktop`