# NousResearch/hermes-agent · Slack Block Kit table column settings null handling

## Open now

- Nothing open on GitHub.

These issues and pull requests address invalid or null column_settings in Slack rich table blocks, which can cause invalid_blocks errors. The work involves validating and sanitizing Block Kit payloads to prevent malformed output.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #69317. Verify it addresses your case.
- **Recommended:** read PR #69317 (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-69317`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

## Closed / duplicate issues

- #56615: Slack rich_blocks table output fails with invalid_blocks due null column_settings

## Prior & competing PRs

- **#69317: fix(slack): sanitize outbound Block Kit payloads — invalid_blocks / msg_too_long hardening**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `contributors/emails/[redacted:email]`, `contributors/emails/[redacted:email]`, `contributors/emails/[redacted:email]`, `plugins/platforms/slack/adapter.py`, `plugins/platforms/slack/block_kit.py`, `tests/gateway/test_slack.py`, `tests/gateway/test_slack_approval_buttons.py`, `tests/gateway/test_slack_block_kit.py`, `tests/gateway/test_slack_block_kit_adapter.py`
- **#56618: fix(slack): harden rich table block fallback**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#69317`, `#56615`
- **#57128: fix(slack): avoid null table column settings**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#69317`, `#56618`

## Fix status

- Merged to main in PR #69317 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-07-22`.
- Subsystem: `gateway`