Slack Status · History · Incident #3853
RESOLVEDTrouble uploading files and emojis in Slack
Minor · Started May 19, 2026 · 1:51 PM
$HTTP_PROTOCOL = (isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on' || $_SERVER['HTTPS'] == 1)) || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') ? 'https://' : 'http://'; $SITE_URL = $HTTP_PROTOCOL . $_SERVER['SERVER_NAME'] . '/'; ?>
Slack Status · History · Incident #3853
RESOLVEDMinor · Started May 19, 2026 · 1:51 PM
Duration
1h 36m
Severity
Minor
Detection lead
—
User reports
—
Summary
<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
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 SlackIncident resolved.
Pulsetic catches degradations minutes before vendors acknowledge them.
Stay online, all the time, with Pulsetic's uptime prime. Try Free
By Designmodo
MONITORING
STATUS
SERVICE
COMPARE
ACCOUNT