# NousResearch/hermes-agent · Handle OSError/EINVAL on stdin reads in TUI gateway

## Open now

- 1 issue, 0 PRs open on GitHub.
- #92284: TUI gateway crashes when Hermes is launched as an agent inside Orca ADE (OSError Errno 22 on stdin read)

These items address crashes in the TUI gateway caused by OSError (including errno 22 EINVAL) when reading from stdin under third-party PTY environments. The work involves detecting and gracefully handling these errors rather than letting them propagate as unhandled exceptions.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 0 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.67`: 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

- #92284: TUI gateway crashes when Hermes is launched as an agent inside Orca ADE (OSError Errno 22 on stdin read)

## Prior & competing PRs

- **#92628: fix(tui): survive OSError from stdin.readline() under third-party PTYs (#92284)**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#78894`
- **#94091: fix(tui): handle stdin EINVAL gracefully in gateway entry**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#92284`

## Fix status

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