# NousResearch/hermes-agent · Gateway transient error check crashes on missing __cause__

## Open now

- 1 issue, 0 PRs open on GitHub.
- #57298: fix(gateway): _is_transient_network_error crashes on TracebackException (missing __cause__)

These items address a bug in the gateway's \`_is_transient_network_error\` function where accessing \`__cause__\` directly on a \`TracebackException\` raises an error. The fix uses \`getattr\` for safe attribute access during exception chain traversal.

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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #57298: fix(gateway): _is_transient_network_error crashes on TracebackException (missing __cause__)

## Prior & competing PRs

- **#57372: fix(gateway): use getattr for exception chain traversal in _is_transient_network_error**. closed without merge · fix tier `suggested`
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#57299`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#57299: fix(gateway): use getattr for __cause__ in _is_transient_network_error**. closed without merge
  - maintainer direction: category `uncategorized`; implication `needs_llm`

## Fix status

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