Slack Status · History · Incident #3853

RESOLVED

Trouble uploading files and emojis in Slack

Minor · Started May 19, 2026 · 1:51 PM

  • Duration

    1h 36m

  • Severity

    Minor

  • Detection lead

  • User reports

Summary

Trouble uploading files and emojis in Slack

<p>We've identified the trigger, causing slow file and emoji uploads in Slack, and have deployed a fix. At this time, we are monitoring the environment to confirm full resolution.</p><ul><li><strong>Current status and actions being taken:</strong> We've identified a frontend error as the cause of the issue and have deployed a fix. We're actively monitoring our health metrics to confirm the fix has resolved the issue for all users.</li><li><strong>Estimated time to resolution: </strong>No ETA at this time.</li><li><strong>Scope</strong>: Users globally may be experiencing this issue.</li><li><strong>Current impact to end users: </strong>Some users may experience slowness when uploading files and emojis in Slack. Attaching or sending files may be taking longer than expected — or failing to complete in a timely manner.</li><li><strong>Known workarounds: </strong>No workarounds at this time.</li></ul><p>We'll provide another update as soon as we have more information to share.</p><p><br></p>


  • Started

    May 19, 2026 · 1:51 PM

  • Resolved

    May 19, 2026 · 3:27 PM

  • Duration

    1h 36m

  • Severity

    Minor

Event timeline

How this incident unfolded

  • Investigating

    May 19 · 1:51 PM Slack

    <p>We've identified the trigger, causing slow file and emoji uploads in Slack, and have deployed a fix. At this time, we are monitoring the environment to confirm full resolution.</p><ul><li><strong>Current status and actions being taken:</strong> We've identified a frontend error as the cause of the issue and have deployed a fix. We're actively monitoring our health metrics to confirm the fix has resolved the issue for all users.</li><li><strong>Estimated time to resolution: </strong>No ETA at this time.</li><li><strong>Scope</strong>: Users globally may be experiencing this issue.</li><li><strong>Current impact to end users: </strong>Some users may experience slowness when uploading files and emojis in Slack. Attaching or sending files may be taking longer than expected — or failing to complete in a timely manner.</li><li><strong>Known workarounds: </strong>No workarounds at this time.</li></ul><p>We'll provide another update as soon as we have more information to share.</p><p><br></p>

  • Resolved

    May 19 · 3:27 PM Slack

    Incident resolved.

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