Mendix Outage History

Started Oct 21, 2026, 06:30 AM UTC· resolved Oct 21, 2026, 06:30 AM UTC

1. resolved Oct 21, 2026, 06:30 AM UTC

   Automated nightly backups for some environments in Mendix Cloud EU (Frankfurt) and Mendix Cloud EU (Frankfurt 2) were unavailable on 19 October and 20 October. We executed a platform maintenance on 21 October to resume the backups service and create fresh backups. Affected environments will see missing backups for 19 October and 20 October. We apologize for the inconvenience caused by this.

Read the full incident report →

Started Oct 09, 2026, 12:53 PM UTC· resolved Oct 13, 2026, 11:33 AM UTC

1. investigating Oct 09, 2026, 12:53 PM UTC

   We have identified reduced capacity of database resources this will impact the following actions: - provisioning a new application environment - clearing a database - downsizing The following plans are affected: - M21(standard/premium) - S21(standard/premium) We are investigating a solution, we will update this incident as events warrant.

2. monitoring Oct 12, 2026, 11:01 AM UTC

   A fix has been implemented for the reduced capacity of database resources. Provisioning new application environments, clearing a database, and downsizing are working again. We are monitoring the situation. If one of your environments is still affected, please contact Mendix Support.

3. resolved Oct 13, 2026, 11:33 AM UTC

   This incident has been resolved. We haven't noticed any issues related to the reduced capacity of database resources, after implementing the fix. If you still experience problems related to this incident, reach out to support.

Read the full incident report →

Started Oct 06, 2026, 08:29 AM UTC· resolved Oct 08, 2026, 08:13 AM UTC

1. investigating Oct 06, 2026, 08:29 AM UTC

   We have identified an issue because of which the package builds are failing sometimes.

2. identified Oct 06, 2026, 08:31 AM UTC

   The issue has been identified and a fix is being implemented.

3. monitoring Oct 08, 2026, 07:22 AM UTC

   A fix has been implemented and we are monitoring the results.

4. resolved Oct 08, 2026, 08:13 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Sep 24, 2026, 07:03 AM UTC· resolved Sep 24, 2026, 07:40 AM UTC

1. investigating Sep 24, 2026, 07:03 AM UTC

   We are currently investigating this issue.

2. monitoring Sep 24, 2026, 07:12 AM UTC

   A fix has been implemented and we are monitoring the results.

3. resolved Sep 24, 2026, 07:40 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Sep 18, 2026, 05:46 AM UTC· resolved Sep 18, 2026, 12:31 PM UTC

1. investigating Sep 18, 2026, 05:46 AM UTC

   We are investigating a platform incident with Free Apps. Customers may experience failures during free app deployments and resuming their apps. This incident will be updated in 1 hour, or as events warrant.

2. identified Sep 18, 2026, 06:08 AM UTC

   The issue has been identified and a fix is being implemented.

3. monitoring Sep 18, 2026, 06:20 AM UTC

   A fix has been implemented and we are monitoring the results.

4. resolved Sep 18, 2026, 12:31 PM UTC

   This incident has been resolved.

Read the full incident report →

Started Sep 17, 2026, 01:18 PM UTC· resolved Sep 25, 2026, 10:37 AM UTC

1. identified Sep 17, 2026, 01:18 PM UTC

   We have identified a reduced capacity of database resources for the following Mendix plan: - XXXL(standard/premium) We advise customers not to resize to the mentioned plan, until further notice.

2. identified Sep 17, 2026, 01:22 PM UTC

   We have identified another region where we experience a reduced capacity of database resources. Following plans are affected: - M21(standard/premium) - XXXL(standard/premium)

3. identified Sep 17, 2026, 01:27 PM UTC

   We have identified another region where we experience a reduced capacity of database resources. Following plans are affected: - L21(standard/premium) - M21(standard/premium) - XXXL(standard/premium)

4. identified Sep 21, 2026, 01:45 PM UTC

   We have identified another region where we experience a reduced capacity of database resources. Following plans are affected: - L21(standard/premium) - M21(standard/premium) - S21(standard/premium) - XXXL(standard/premium) Our engineering teams are working on a permanent solution.

5. identified Sep 22, 2026, 02:42 PM UTC

   We have identified another region where we experience a reduced capacity of database resources. The reduced capacity of database resources does not affect functionality of current databases, but it affects creation of new databases. Following plans are affected: - L21(standard/premium) - M21(standard/premium) - S21(standard/premium) - XXXL(standard/premium) Our engineering teams are working on a permanent solution.

6. identified Sep 23, 2026, 08:32 AM UTC

   The issue with creating new databases has been resolved. Existing databases and new database creation are now operating normally. However, upgrading existing databases on the following plans in the listed regions remains affected by reduced database resource capacity: - L21 (standard/premium) - M21 (standard/premium) - S21 (standard/premium) - XXXL (standard/premium). Our engineering teams continue to work on a permanent solution and will provide further updates as progress is made.

7. monitoring Sep 24, 2026, 08:04 AM UTC

   We have implemented a fix and are monitoring the results. Resizes can be resumed on all affected regions.

8. resolved Sep 25, 2026, 10:37 AM UTC

   The incident is resolved. We haven't noticed any new issues related to the reduced capacity of database resources.

Read the full incident report →

Started Sep 02, 2026, 12:31 PM UTC· resolved Sep 15, 2026, 03:03 PM UTC

1. investigating Sep 02, 2026, 12:31 PM UTC

   We are getting reports from customers who are experiencing performance degradation of their application after its database was upgraded to a higher PostgreSQL version.

2. investigating Sep 04, 2026, 01:01 PM UTC

   We are getting reports from customers who are experiencing performance degradation of their application after its database was upgraded to a higher PostgreSQL version. Based on the reports we received we have decided to postpone the PostgreSQL17 maintenance until further notice.

3. investigating Sep 07, 2026, 03:12 PM UTC

   We are continuing to investigate the issue. We have determined that currently no more than 0.07% of deployed environments are affected, and customers of those affected environments are already in contact with our Support dept. As mentioned in the previous update; we have decided to postpone the PostgreSQL maintenance until further notice. Customers for whom the maintenance was postponed will be notified no less than 2 weeks in advance before maintenance will be resumed.

4. resolved Sep 15, 2026, 03:03 PM UTC

   This incident is resolved. A workaround is available for the performance degradation reported after the PostgreSQL upgrade. Our Support department is in direct contact with each affected customer. As previously communicated, the platform-wide PostgreSQL 17 maintenance remains postponed until further notice. Customers whose maintenance was postponed will be notified no less than two weeks in advance before it is resumed. There is no platform-wide impact, and all components have been returned to operational.

Read the full incident report →

Started Aug 30, 2026, 07:38 PM UTC· resolved Aug 31, 2026, 07:55 AM UTC

1. investigating Aug 30, 2026, 07:38 PM UTC

   We are currently investigating issue with metrics availability in some production clusters. Impacted applications will see 'No data' on the metrics page and will not trigger any alerts. We will update the incident when we have more information.

2. monitoring Aug 31, 2026, 06:33 AM UTC

   Metrics and Alerts for impacted applications are available again. We'll keep monitoring the results.

3. resolved Aug 31, 2026, 07:55 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Aug 30, 2026, 07:20 PM UTC· resolved Aug 30, 2026, 07:34 PM UTC

1. identified Aug 30, 2026, 07:20 PM UTC

   We are investigating an issue with Mendix Portal. Customers may experience problems accessing and managing their projects. This incident will be updated in 1 hour, or as events warrant.

2. identified Aug 30, 2026, 07:21 PM UTC

   We are continuing to work on a fix for this issue.

3. monitoring Aug 30, 2026, 07:31 PM UTC

   The production environment of projects.home.mendix.com has been restarted and we are monitoring the results.

4. resolved Aug 30, 2026, 07:34 PM UTC

   The incident has been resolved.

Read the full incident report →

Started Aug 21, 2026, 10:04 AM UTC· resolved Aug 21, 2026, 08:00 PM UTC

1. resolved Aug 21, 2026, 08:00 AM UTC

   Between 10:04 UTC and 20:00 UTC on August 21, applications in this dedicated cluster were unable to establish connections to other applications in the same dedicated cluster. Applications that depend on data provided by another application may have been unavailable to end users during this period. The cause was identified in the platform network configuration and a fix has been applied. Connectivity between applications has been restored and confirmed. No action is required from customers, and it was not necessary to restart or redeploy applications. If you continue to experience any problems, please contact Mendix Support.

Read the full incident report →

Started Aug 21, 2026, 08:30 AM UTC· resolved Aug 21, 2026, 08:30 AM UTC

1. resolved Aug 28, 2026, 02:44 PM UTC

   We are investigating an incident in the region Mendix Cloud Dedicated EU. Customers may experience problems to connect to other applications in the same Mendix Cloud Dedicated EU cluster.

Read the full incident report →

Started Aug 18, 2026, 09:49 AM UTC· resolved Aug 24, 2026, 12:14 PM UTC

1. investigating Aug 18, 2026, 09:49 AM UTC

   We are noticing intermittent issues with our Mendix Portal. We are investigating the issue. We will update the incident as events warrant.

2. monitoring Aug 18, 2026, 11:11 AM UTC

   A fix has been implemented and we're monitoring the results.

3. investigating Aug 19, 2026, 10:45 AM UTC

   We are currently investigating intermittent connection issues with Mendix Portal. Customers are advised not to restart or deploy their applications. We will update the incident when we have more information.

4. investigating Aug 19, 2026, 01:17 PM UTC

   We are still investigating intermittent connection issues with Mendix Portal. Customers are advised not to restart or deploy their applications. We will update the incident when we have more information. Scheduled (planned) PostgreSQL 17 upgrade maintenances have been postponed due to this incident and will be rescheduled, most likely next week.

5. monitoring Aug 19, 2026, 02:19 PM UTC

   A fix has been implemented and we're monitoring the results.

6. investigating Aug 20, 2026, 07:10 AM UTC

   The issue has resurfaced, we're continuing our investigation of intermittent connection issues with Mendix Portal. Customers are advised not to restart or deploy their applications. We will update the incident when we have more information.

7. monitoring Aug 21, 2026, 08:01 AM UTC

   We have found the cause of the incident and implemented a fix. We are currently monitoring the results. Customers can resume restarting or deploying their applications from the Mendix Portal.

8. resolved Aug 24, 2026, 12:14 PM UTC

   After implementing a fix and monitoring the results closely, we noticed the Mendix Portal functionality resumed back to normal. Therefore we will close the incident. As mentioned in one of our updates scheduled (planned) PostgreSQL 17 upgrade maintenances will be rescheduled. If you continue to experience any problems, please contact Mendix Support.

Read the full incident report →

Started Aug 17, 2026, 07:00 PM UTC· resolved Aug 17, 2026, 07:00 PM UTC

1. resolved Aug 17, 2026, 07:00 PM UTC

   Maintenances have been cancelled due to platform instability. Any environment that experienced a cancelled maintenance can be operated normally. Some of the environments are experiencing high database load. This is due to failed optimization tasks during the maintenance. We are in the process of rescheduling them. Performance should return to normal after they have been executed.

Read the full incident report →

Started Aug 12, 2026, 08:44 PM UTC· resolved Aug 13, 2026, 06:30 AM UTC

1. investigating Aug 12, 2026, 08:44 PM UTC

   We are investigating an incident with deployments. Customers may experience failed deployments. This incident will be updated in 1 hour, or as events warrant.

2. identified Aug 12, 2026, 09:37 PM UTC

   We have identified the issue. We notice intermittent network issues with an external package store. Impacted customers can retry their deployment. This incident will be updated in 12 hours, or as events warrant.

3. monitoring Aug 13, 2026, 03:04 AM UTC

   The external package store has recovered and is now operating normally. We are continuing to monitor the system to confirm full stability.

4. resolved Aug 13, 2026, 06:30 AM UTC

   The incident has been resolved.

Read the full incident report →

Started Jul 29, 2026, 06:45 AM UTC· resolved Jul 30, 2026, 08:20 AM UTC

1. investigating Jul 29, 2026, 06:45 AM UTC

   We are investigating a platform incident with Free Apps. Customers may experience intermittent failures during free app deployments. This incident will be updated in 1 hour, or as events warrant.

2. investigating Jul 29, 2026, 06:46 AM UTC

   We are continuing to investigate the issue.

3. investigating Jul 29, 2026, 06:47 AM UTC

   We are investigating a platform incident with Free Apps. Customers may experience intermittent failures during free app deployments. This incident will be updated in 1 hour, or as events warrant.

4. identified Jul 29, 2026, 12:03 PM UTC

   The issue has been identified. We're planning to release this fix on 29 Jul at 1500 UTC as a hotfix.

5. monitoring Jul 29, 2026, 03:13 PM UTC

   The hotfix has been released and free apps deployments are working again. We'll continue to monitor the results.

6. resolved Jul 30, 2026, 08:20 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Jul 28, 2026, 12:09 PM UTC· resolved Jul 30, 2026, 08:20 AM UTC

1. investigating Jul 28, 2026, 12:09 PM UTC

   We are investigating an issue with Mendix Portal where customers may experience issues with uploading backups. This incident will be updated in 1 hour, or as events warrant.

2. identified Jul 28, 2026, 01:52 PM UTC

   The issue has been identified and we're working on a fix. We will provide updates as more information becomes available.

3. identified Jul 28, 2026, 03:50 PM UTC

   The fix is taking longer than expected. We're planning to release this fix on 29 Jul at 1500 UTC as a hotfix. Unfortunately we cannot offer any workaround for uploading backups until the fix is released and we apologize for the inconvenience caused by this issue.

4. monitoring Jul 29, 2026, 03:10 PM UTC

   The hotfix has been deployed and we're monitoring the results. Impacted customers can upload backups again.

5. resolved Jul 30, 2026, 08:20 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Jul 23, 2026, 09:30 AM UTC· resolved Jul 23, 2026, 12:50 PM UTC

1. investigating Jul 23, 2026, 09:30 AM UTC

   We are investigating an incident with custom domains being unavailable after restarting the environment. Customers may experience: - The application being unavailable on the custom domain - Custom domains not shown on Mendix Portal We advise customers with a custom domain on their application to not restart or deploy to those applications for the time being. This incident will be updated in 1 hour, or as events warrant.

2. investigating Jul 23, 2026, 09:35 AM UTC

   We are continuing to investigate this issue.

3. monitoring Jul 23, 2026, 10:16 AM UTC

   A fix has been implemented. Restarting the application environment recovers the custom domains. We will continue to monitor the results.

4. resolved Jul 23, 2026, 12:50 PM UTC

   This incident has been resolved.

Read the full incident report →

Started Jul 23, 2026, 07:38 AM UTC· resolved Jul 23, 2026, 03:04 PM UTC

1. investigating Jul 23, 2026, 07:38 AM UTC

   We are currently investigation issue.

2. identified Jul 23, 2026, 02:35 PM UTC

   Issue was identified as a problem with the cleanup of Old SBOMs.

3. monitoring Jul 23, 2026, 02:36 PM UTC

   Fix is applied and we will monitor the performance.

4. resolved Jul 23, 2026, 03:04 PM UTC

   Incident has been resolved.

5. postmortem Jul 23, 2026, 03:05 PM UTC

   [RCA 006 - SBOM Server RDS CPU saturation & connection-pool exhaustion - Control Center \(Cloud\)](https://mendix.atlassian.net/wiki/spaces/CCC1/pages/4923031817/RCA+006+-+SBOM+Server+RDS+CPU+saturation+connection-pool+exhaustion)

Read the full incident report →

Started Jul 16, 2026, 04:42 PM UTC· resolved Jul 17, 2026, 07:36 AM UTC

1. investigating Jul 16, 2026, 04:42 PM UTC

   We are currently experiencing issues with deployments in our Mendix Cloud EU: Frankfurt 1 and Frankfurt 2 region. Multiple deployments are failing at this time. Please do not attempt to deploy applications to Frankfurt 1 or Frankfurt 2 regions until this issue is resolved. We are aware of this issue and our team is actively investigating. We will provide updates as more information becomes available.

2. investigating Jul 16, 2026, 04:51 PM UTC

   Additional Impact Identified: Some environments in Mendix Cloud EU- Frankfurt 1 and Frankfurt 2 have experienced unexpected restarts. We are investigating whether this is related to the deployment failure issue.

3. investigating Jul 16, 2026, 05:02 PM UTC

   We have identified the issue also impacts Mendix Cloud US-East and Mendix Cloud Dedicated EU (Frankfurt) Sierra regions. We have identified the root cause of the deployment failures and unexpected environment restarts affecting multiple regions.

4. identified Jul 16, 2026, 05:25 PM UTC

   We are currently applying fixes to the underlying servers where the issue was identified. As part of this remediation, some environments may restart while we are fixing the issue, these restarts are expected and necessary to resolve the problem. Please continue to avoid new deployments until we confirm the fix is complete.

5. identified Jul 16, 2026, 06:38 PM UTC

   As we continue to fix the underlying platform, we have prioritized production environments to minimize impact. Deployment errors have significantly decreased as the fixes are being applied. We are continuing to work towards complete recovery and will provide an update once all systems are fully restored.

6. identified Jul 16, 2026, 07:53 PM UTC

   All production applications in the impacted regions are now up and running without issues. We are currently working to resolve the remaining non-production environments, and redeployments are functioning normally again. We will continue monitoring and provide a final update once all environments are fully restored.

7. monitoring Jul 16, 2026, 09:26 PM UTC

   The incident has been fully resolved and deployments and restarts are functioning as expected. Some non-production environments are currently in a failed state - as a workaround, please restart or redeploy these environments which will resolve the issue. We are working on automated recovery for the remaining affected environments and will continue monitoring to ensure stability.

8. resolved Jul 17, 2026, 07:36 AM UTC

   This incident is now closed. The platform has remained stable with no new issues reported. All production and non-production environments are operating normally in the impacted regions. Please reach out to Mendix Support in case you continue to experience any issues with your applications or environments. Thank you for your patience throughout this incident.

Read the full incident report →

Started Jul 15, 2026, 03:02 AM UTC· resolved Jul 15, 2026, 12:22 PM UTC

1. identified Jul 15, 2026, 03:02 AM UTC

   We have identified an incident related to an expired certificate. The wildcard for the mendix.com domain is affected. The team is working on solving the problem.

2. monitoring Jul 15, 2026, 03:24 AM UTC

   We have corrected the certificate and are monitoring the issue.

3. resolved Jul 15, 2026, 12:22 PM UTC

   The expired wildcard TLS certificate for *.mendix.com has been replaced across all affected endpoints. We have verified that services have returned to normal operation across all Mendix Cloud regions. This incident is now resolved.

Read the full incident report →

Started Jul 06, 2026, 12:03 PM UTC· resolved Jul 23, 2026, 12:51 PM UTC

1. identified Jul 06, 2026, 12:03 PM UTC

   We are facing issues with database provisioning in the Mendix Cloud UK cluster. Customers will experience issues while creating new apps but existing apps will work fine. Issue is related to our cloud provider not having capacity on one of the availability zones. Please do not deploy new applications if you are deploying for the first time, perform downsizes, or clear database during the incident.

2. identified Jul 13, 2026, 12:32 PM UTC

   We are continuing to work on a fix for this issue. This incident will be updated in 24 hours, or as events warrant.

3. monitoring Jul 17, 2026, 09:28 AM UTC

   A fix has been implemented and we are monitoring the results. Customers are free to deploy (for the first time), perform downsizes, or clear databases again.

4. resolved Jul 23, 2026, 12:51 PM UTC

   This incident has been resolved.

Read the full incident report →

Started Jun 30, 2026, 02:00 PM UTC· resolved Jul 02, 2026, 07:56 AM UTC

1. investigating Jun 30, 2026, 02:00 PM UTC

   We are investigating an issue when building Deployment Packages from the Developer Portal. Affected applications can deploy an existing package but can not build a deployment package.

2. monitoring Jun 30, 2026, 02:57 PM UTC

   A fix has been implemented and we are monitoring the results.

3. identified Jul 01, 2026, 02:52 PM UTC

   We're investigating an issue with building deployment packages for Mendix Runtime 11.12 from the Developer Portal. All other Runtimes are unaffected. As a workaround, customers can build the package locally using Studio Pro and upload the package on Developer Portal

4. monitoring Jul 01, 2026, 04:07 PM UTC

   A fix has been implemented and we are monitoring the results. Customers should be able to build deployment packages for Mendix Runtime 11.12 from the Developer Portal again.

5. resolved Jul 02, 2026, 07:56 AM UTC

   This incident has been resolved.

Read the full incident report →

Started Jun 22, 2026, 01:30 PM UTC· resolved Jun 25, 2026, 08:22 AM UTC

1. investigating Jun 22, 2026, 01:30 PM UTC

   We are facing issues with database provisioning in the Mendix Cloud UK cluster. Customers will experience issues while creating new apps but existing apps will work fine. Issue is related to our cloud provider not having capacity on one of the availability zones. Please do not deploy new applications if you are deploying for the first time, perform downsizes, or clear database during the incident.

2. monitoring Jun 23, 2026, 02:46 PM UTC

   We have implemented a fix which enables additional availability zones for resource creation. We will keep monitoring the situation. Customers can continue deploying applications

3. resolved Jun 25, 2026, 08:22 AM UTC

   We are good with the database provisioning in the UK cluster. Resolving the incident

Read the full incident report →

Started Jun 17, 2026, 12:44 PM UTC· resolved Jun 18, 2026, 09:24 AM UTC

1. identified Jun 17, 2026, 12:44 PM UTC

   We are investigating an incident with databases in the Mendix Cloud UK cluster. Customers may experience issues connecting to the database or deploying their app. Issue is related to our cloud provider not having capacity on one of the availability zones. Please do not deploy new applications if you are deploying for the first time, perform downsizes, or clear database during the incident. This incident will be updated in 1 hour, or as events warrant.

2. resolved Jun 18, 2026, 09:24 AM UTC

   Our cloud provider has restored capacity in the affected availability zone, and this incident is now resolved. The issues with connecting to databases and deploying applications in the Mendix Cloud UK cluster have been cleared. Operations that were paused as a precaution, including first time deployments, downsizes, and database clears, can now be resumed safely. If you continue to experience any problems, please contact Mendix Support. We apologize for the inconvenience and thank you for your patience throughout the incident.

Read the full incident report →

Started May 21, 2026, 12:49 PM UTC· resolved May 22, 2026, 09:01 AM UTC

1. investigating May 21, 2026, 12:49 PM UTC

   Some applications in Mendix Cloud EU (Frankfurt) may not be displaying recent logs. If you are unable to view logs from the last few hours, your environment is likely affected. The team is actively investigating.

2. identified May 21, 2026, 01:04 PM UTC

   The root cause has been identified and a fix is being implemented. No further customer action is required at this time.

3. monitoring May 21, 2026, 01:17 PM UTC

   A fix has been implemented, and we are monitoring the results. Note on log retention: For the affected environments, application and access logs between 13:00 UTC on 20 May 2026 and the time of resolution are not recoverable. Customers reviewing log data from this window will see a gap covering this period.

4. resolved May 22, 2026, 09:01 AM UTC

   The incident has been resolved. Application logs and access logs are available after the fix. Unfortunately we won't be able to recover the missing logs. We apologize for the inconvenience caused by this outage.

Read the full incident report →