Incident History for Retool

A complete log of all past incidents, outages, and scheduled maintenance.

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applies to the 11 loaded
Scheduled maintenance on Retool Cloud infrastructure

Completed

Affected Components

Infrastructure

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

Source Control

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

Resource Queries

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

Resource Queries

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

Platform APIs

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

Platform APIs

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

Resource Queries

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

New app builderSelf Hosted On-Premise

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

Source Control

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

New app builder

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

New app builder

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.

    Incident History for Retool