# NousResearch/hermes-agent · Fix UTF-8 misdetection at file sample boundary

## Open now

- 1 issue, 1 PR open on GitHub.
- #82115: \[Bug\] read_file misdetects valid UTF-8 as binary when CJK text straddles the 1000-byte sample boundary
- PR #82239: fix(file): preserve UTF-8 text at fallback sample boundary

A bug where valid UTF-8 text containing CJK characters is incorrectly flagged as binary when it straddles the 1000-byte sampling boundary, along with fixes addressing that misdetection.

## TL;DR

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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #82115: \[Bug\] read_file misdetects valid UTF-8 as binary when CJK text straddles the 1000-byte sample boundary

## Prior & competing PRs

- **#82239: fix(file): preserve UTF-8 text at fallback sample boundary**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `tests/tools/test_file_operations.py`, `tools/file_operations.py`
- **#82359: fix(tools): do not flag CJK byte-boundary samples as binary**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#82115`, `#82421`, `#83000`

## Fix status

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