# NousResearch/hermes-agent · TUI heartbeat timer not firing bug and fixes

## Open now

- Nothing open on GitHub.

A bug report and two related fix attempts address a problem where the /heartbeat timer gets stuck near 0 seconds and never fires in the Hermes Desktop TUI. The fixes involve driving heartbeat ticks from the session-owner poller or process.

## 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 #104224. Verify it addresses your case.
- **Recommended:** read PR #104224 (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: `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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

## Closed / duplicate issues

- #102056: \[Bug\] /heartbeat timer stuck at ~0s and never fires in Hermes Desktop TUI

## Prior & competing PRs

- **#104224: fix(tui): drive due /heartbeat ticks from the session-owner poller (TUI / Desktop)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `contributors/emails/12357213+Halldrix@users.noreply.github.com`, `hermes_cli/heartbeat.py`, `tests/tui_gateway/test_heartbeat_tui_tick.py`, `tui_gateway/session_notifications.py`, `website/docs/user-guide/features/heartbeat.md`
- **#102118: fix(tui): drive /heartbeat firing from the session-owner process**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `5106e939e0b`, `#104224`, `#104154`

## Fix status

- Merged to main in PR #104224 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-06`.