Windows sandbox file sync-back data loss bug
Cluster 76267 · environments. Data as of
Nothing open on GitHub. Fix merged in #103724 on 5 Sep 2026. Check it covers your case.
The short answer
- Known?
- Yes. 3 related items grouped here, 1 issue already closed.
- Fix event
- A fix was merged to main in PR #103724. Check it covers your case. No release data is tracked.
- Tracker
- The maintainers' tracker marks this
resolved, deciding PR #103724. That is separate from the fix event. - Still open
- Nothing open on GitHub.
These items concern a bug on Windows where the sync_back mechanism silently drops or loses file changes made in the remote sandbox. The group covers the bug report and related fix attempts targeting this specific data-loss behavior.
Open issues0
Open PRs0
Fixes on record
-
#103724 file_sync: Windows sync_back no longer drops remote sandbox edits (#76267, salvage #76268)
files:
tests/tools/test_file_sync_back.py,tools/environments/file_sync.py
1 PR closed without merging
From the close comments: done elsewhere 1
-
#76268 fix(tools): stop Windows from silently losing remote sandbox file sync-back · done elsewhere →
431978d,#103724
Closed issues · 1
- Closed#76267[Bug]: Windows sync_back drops remote sandbox file changes
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
- environments
- Merged PRs
- #103724
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 5 Sep 2026