Chat - The unread marked is not displayed in the receiver's conversation

[nlemma]

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Version Number: v9.1.21-0
Reproducible in staging?: Yes
Reproducible in production?: No
If this was caught on HybridApp, is this reproducible on New Expensify Standalone?: N/A
If this was caught during regression testing, add the test name, ID and link from TestRail: https://expensify.testrail.io/index.php?/tests/view/5836406&group_by=cases:section_id&group_order=asc&group_id=306201
Email or phone of affected tester (no customers): n/a
Issue reported by: Applause Internal Team
Device used: Mac 15.3.2/Safari, Desktop
App Component: Chat Report View

Action Performed:

1. Navigate to https://staging.new.expensify.com
2. From another account send some messages to the main device
3. On the main device, open the unread conversation

Expected Result:

The unread marked is displayed in the conversation after the messages are received

Actual Result:

The unread marked is not displayed in the receiver's conversation after the messages are received, but it is displayed in the sender's conversation

Workaround:

Unknown

Platforms:

• Android: Standalone
• Android: HybridApp
• Android: mWeb Chrome
• iOS: Standalone
• iOS: HybridApp
• iOS: mWeb Safari
• MacOS: Chrome / Safari
• MacOS: Desktop

Screenshots/Videos

Bug6788064_1743436395557.Recording__842.mp4

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[melvin-bot]

Triggered auto assignment to @jliexpensify (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 @thienlnam (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.

[nlemma]

@jliexpensify FYI I haven't added the External label as I wasn't 100% sure about this issue. Please take a look and add the label if you agree it's a bug and can be handled by external contributors.

[grgia]

dupe of #59357