# NousResearch/hermes-agent · NVIDIA EGL SwiftShader fallback issues on hybrid GPU

## Open now

- Nothing open on GitHub.

A bug report and two fixes addressing incorrect SwiftShader fallback behavior on hybrid Intel+NVIDIA GPU systems under Wayland, where the fallback causes UI washout and frame stalls. The fixes scope the fallback logic to skip or limit it based on confirmed-broken NVIDIA driver versions.

## 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 #123213. Verify it addresses your case.
- **Recommended:** read PR #123213 (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-123213`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #125388: \[Bug\]: Desktop: NVIDIA >=580 SwiftShader fallback washes out the UI and stalls frames on a hybrid Intel+NVIDIA Wayland host

## Prior & competing PRs

- **#123213: fix(desktop): bound NVIDIA EGL fallback to confirmed-broken driver series**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `apps/desktop/electron/linux-nvidia-egl-fallback.test.ts`, `apps/desktop/electron/linux-nvidia-egl-fallback.ts`, `apps/desktop/electron/main.ts`, `website/docs/reference/environment-variables.md`
- **#125859: fix(desktop): skip NVIDIA SwiftShader fallback on hybrid GPU hosts**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#123213`, `#125388`, `#40077`, `#123203`

## Fix status

- Merged to main in PR #123213 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-28`.