Windows venv recreation reliability and rollback
Cluster 83149 · apps/bootstrap-installer. Data as of
Nothing open on GitHub. Fix merged in #86686 on 15 Aug 2026. Check it covers your case.
The short answer
- Known?
- Yes. 4 related items grouped here, 1 issue already closed.
- Fix event
- A fix was merged to main in PR #86686. Check it covers your case. No release data is tracked.
- Tracker
- The maintainers' tracker marks this
resolved, deciding PR #86686. That is separate from the fix event. - Still open
- Nothing open on GitHub.
These items address a bug where an unsuccessful venv rename-aside on Windows could leave an installation in a broken, unrecoverable state. The work makes the recreation process transactional and ensures a safe abort when the rename step does not complete.
Open issues0
Open PRs0
Fixes on record
-
#86686 fix(installer): transactional Windows venv recreation with dependency-stage rollback (#83149)
files:
hermes_cli/_scan_venv_blockers.py,scripts/install.ps1,tests/hermes_cli/test_scan_venv_blockers.py,tests/test_install_ps1_venv_recreate_safety.py,tests/test_install_ps1_venv_rename_abort.py,tests/test_install_ps1_venv_transaction_boundary.py,tests/test_install_unmerged_index.py,website/docs/getting-started/updating.md
2 PRs closed without merging
From the close comments: merged via another change 2
Closed issues · 1
- Closed#83149Windows: failed venv recreate falls back to a destructive in-place delete, leaving the install gutted with no rollback (and the blocker probe cannot run afterwards)
How this cluster was grouped
-
Link evidence (
structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference. -
Pairwise link density
0.67: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36.1.00means every pair is linked.
Pick up a Lab task
Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.
Open the LabAt a glance
- Subsystem
- apps/bootstrap-installer
- Merged PRs
- #86686
- Closed issues
- 1
- Attempts
- 2 PRs closed without merging
- Fix link checked
- 15 Aug 2026