Expense - Missing composer after simultaneously submit&receive expense offline and return online

[lanitochka17]

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Version Number: 9.1.97-1
Reproducible in staging?: Y
Reproducible in production?: N
If this was caught during regression testing, add the test name, ID and link from TestRail: https://test-management.browserstack.com/projects/2219752/test-runs/TR-349/folder/13177075/41237834/849025984
Email or phone of affected tester (no customers): sdjdosinjsdoinjs1@gmail.com
Issue reported by: Applause - Internal Team

Action Performed:

Precondition:

• User A and User B have never chatted before

1. Go to staging.new.expensify.com
2. [User A] Go offline
3. [User A] Submit an expense to User B
4. [User B] While online, submit an expense to User A
5. [User A] Go online

Expected Result:

After returning online, 1:1 DM with User B will show the composer

Actual Result:

After returning online, 1:1 DM with User B does not show the composer.
The report is also not highlighted in LHN.
URL shows https://staging.new.expensify.com/r

Workaround:

Unknown

Platforms:

Select the officially supported platforms where the issue was reproduced:

• Android: App
• Android: mWeb Chrome
• iOS: App
• iOS: mWeb Safari
• iOS: mWeb Chrome
• Windows: Chrome
• MacOS: Chrome / Safari
• MacOS: Desktop

Platforms Tested:

On which of our officially supported platforms was this issue tested:

• Android: App
• Android: mWeb Chrome
• iOS: App
• iOS: mWeb Safari
• iOS: mWeb Chrome
• Windows: Chrome
• MacOS: Chrome / Safari
• MacOS: Desktop

Screenshots/Videos

Add any screenshot/video evidence

Bug6921469_1755640505808.Screen_Recording_2025-08-20_at_05.51.48.mp4

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[melvin-bot]

Triggered auto assignment to @mallenexpensify (Bug), see https://stackoverflow.com/c/expensify/questions/14418 for more details. Please add this bug to a GH project, as outlined in the SO.

[melvin-bot]

Triggered auto assignment to @mjasikowski (DeployBlockerCash), see https://stackoverflowteams.com/c/expensify/questions/9980/ for more details.

[melvin-bot]

💬 A slack conversation has been started in #expensify-open-source

[github-actions]

👋 Friendly reminder that deploy blockers are time-sensitive ⏱ issues! Check out the open `StagingDeployCash` deploy checklist to see the list of PRs included in this release, then work quickly to do one of the following:

1. Identify the pull request that introduced this issue and revert it.
2. Find someone who can quickly fix the issue.
3. Fix the issue yourself.

[lanitochka17]

Production:

Recording.3643.mp4

[mallenexpensify]

hmm.. wasn't able to reproduce, and/or.. I see the composer in the vid above, as well as mine

2025-08-19_17-38-09.mp4

[mjasikowski]

Can't reproduce either. @lanitochka17 can you please re-test?