Incident History for Retool
A complete log of all past incidents, outages, and scheduled maintenance.
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applies to the 11 loadedScheduled maintenance on Retool Cloud infrastructure
Completed
Affected Components
Completed
on Oct 31, 2026
The scheduled maintenance on Retool Cloud infrastructure has been completed.
Under Maintenance
on Oct 31, 2026
Scheduled maintenance on Retool Cloud infrastructure is now in progress, with updates to follow as necessary.
Scheduled For
Oct 31, 2026, 10:00 PM UTC
Scheduled
on Oct 31, 2026
Scheduled security maintenance on Retool Cloud infrastructure begins in 60 minutes, terminating active user sessions for under 15 minutes.
Scheduled For
Oct 31, 2026, 10:00 PM UTC
Scheduled
on Oct 31, 2026
Retool Cloud infrastructure will undergo scheduled security maintenance on October 31 at 22:00 UTC, terminating active user sessions for under 15 minutes.
Scheduled For
Oct 31, 2026, 10:00 PM UTC
Source Control deployments stalled
Resolved
Affected Components
Resolved
on Oct 13, 2026
The Source Control deployments incident has been resolved.
Monitoring
on Oct 12, 2026
The fix has been deployed and source control deployments should be working as expected while monitoring continues.
Monitoring
on Oct 12, 2026
A fix for stalled Source Control deployments is being deployed and the situation is being monitored.
Identified
on Oct 12, 2026
The issue causing stalled Source Control deployments has been identified and remediation is underway.
... and 1 more update(s). Click to view the full timeline.
Elevated Latency on Query Execution
Resolved
Affected Components
Resolved
on Oct 12, 2026
Query performance is back to normal and the incident is resolved.
Monitoring
on Oct 8, 2026
No query latency issues seen since the fix; monitoring continues closely with further updates if anything changes.
Monitoring
on Oct 8, 2026
A fix has been implemented and monitoring continues for elevated latency on query execution.
Monitoring
on Oct 7, 2026
A more permanent fix has been deployed alongside the temporary fix; monitoring continues through tomorrow's peak traffic.
... and 7 more update(s). Click to view the full timeline.
Elevated latency on query execution
Resolved
Affected Components
Resolved
on Oct 2, 2026
The elevated latency on query execution incident has been resolved.
Monitoring
on Oct 2, 2026
A fix has been implemented for elevated latency on query execution and we are monitoring the results.
Investigating
on Oct 2, 2026
Some customers may experience slower than normal query load times while Retool investigates elevated latency on query execution.
Retool MCP connection errors
Resolved
Affected Components
Resolved
on Sep 14, 2026
Retool MCP connection errors have been resolved.
Identified
on Sep 14, 2026
Retool has identified the cause of MCP connection errors and is implementing a fix.
Investigating
on Sep 14, 2026
Retool is investigating errors affecting some users connecting to its MCP server, with some connections failing while a fix is worked on.
Retool MCP connection failures
Resolved
Affected Components
Resolved
on Sep 8, 2026
The incident has been resolved.
Monitoring
on Sep 8, 2026
A fix has been implemented for intermittent 'Session not found' connection failures on the Retool MCP server, and results are being monitored.
ClickHouse queries failing with LZ4 compression error
Resolved
Affected Components
Resolved
on Sep 1, 2026
The incident affecting generic JDBC resource type queries has been resolved.
Identified
on Sep 1, 2026
Some customers see ClickHouse queries fail with an LZ4 compression error; cause identified, fix in progress.
React App Builder Sandbox Installs May Fail to Install Dependencies
Resolved
Affected Components
Resolved
on Aug 20, 2026
Incident resolved. Fix images released; self-hosted deployments can upgrade or wait for auto-resolution by August 24.
Monitoring
on Aug 20, 2026
Fix images are released; incident is being monitored. Self-hosted deployments can upgrade or wait for auto-resolution by August 24.
Identified
on Aug 20, 2026
An update has been posted. Self-hosted customers can update to 4.43.0-edge for an immediate fix; stable patch coming soon.
Identified
on Aug 20, 2026
Identified issue for self-hosted; fix images being released. Cloud no longer affected.
... and 1 more update(s). Click to view the full timeline.
Source Control Degradation due to Github Outage
Resolved
Affected Components
Resolved
on Aug 17, 2026
Github has resolved their incident, and source control is back to normal.
Monitoring
on Aug 17, 2026
Github has deployed a fix for the upstream outage causing source control issues, and Retool is monitoring the situation.
Errors calling resources with Per-User authentication in New App Editor
Resolved
Affected Components
Resolved
on Aug 14, 2026
The incident has been resolved. Errors calling resources with Per-User authentication in apps built with the New App Editor are fixed.
Monitoring
on Aug 14, 2026
A fix has been implemented for errors calling resources with Per-User authentication in apps built with the New App Editor, and we are monitoring the results.
Identified
on Aug 14, 2026
The issue has been identified and a fix is being implemented for errors calling resources with Per-User authentication in apps built with the New App Editor.
Investigating
on Aug 14, 2026
We are investigating errors calling resources with Per-User authentication in apps built with the New App Editor.
Errors saving changes in React apps
Resolved
Affected Components
Resolved
on Aug 6, 2026
The incident affecting the new app builder has been resolved.
Monitoring
on Aug 6, 2026
A fix has been implemented for errors saving changes in React apps, and we are monitoring the results.
Investigating
on Aug 6, 2026
We are investigating reports of customers being unable to save or publish changes in React apps, with an error about system dependencies.