Databricks Azure experienced a major incident on September 16, 2026 affecting Lakeflow and Notebooks and 1 more component, lasting 1h 18m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 16, 2026, 11:02 PM UTC
Impact Summary Starting at 22:12 UTC September 16, 2026, customers using Azure Databricks in West US 3 may experience degraded availability with Jobs, Notebooks, and Login. Affected customers may encounter delayed or failed job and pipeline runs, errors when opening or running notebooks, and difficulty signing in. Symptoms • Jobs and pipeline runs failing to start, remaining pending, or completing with errors • Notebooks slow to load, stuck on spinners, or failing commands with unknown errors • Login attempts failing or taking longer than expected Recommendations No customer action is required at this time. Current Status The issue is under active investigation. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- investigating Sep 16, 2026, 11:02 PM UTC
Impact Summary Starting at 22:12 UTC September 16, 2026, customers using Azure Databricks in West US 3 may experience degraded availability with Jobs, Notebooks, and Login. Affected customers may encounter delayed or failed job and pipeline runs, errors when opening or running notebooks, and difficulty signing in. Symptoms • Jobs and pipeline runs failing to start, remaining pending, or completing with errors • Notebooks slow to load, stuck on spinners, or failing commands with unknown errors • Login attempts failing or taking longer than expected Recommendations No customer action is required at this time. Current Status The issue is under active investigation. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- identified Sep 16, 2026, 11:10 PM UTC
Impact Summary Starting at 22:12 UTC on September 16, 2026, customers using Azure Databricks in West US 3 may be experiencing degraded availability with Jobs, Notebooks, and Login. Affected customers may encounter delayed or failed job and pipeline runs, errors when opening or executing notebooks, and problems signing in to workspaces. Symptoms • Jobs and pipeline runs failing to start, remaining pending, or not progressing • Notebooks stuck loading, failing to execute commands, or returning unknown errors • Failures or delays when signing in to affected workspaces Recommendations No customer action is required at this time. Current Status The issue has been identified and mitigation efforts are in progress. Further updates will be provided as mitigation advances. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- identified Sep 16, 2026, 11:10 PM UTC
Impact Summary Starting at 22:12 UTC on September 16, 2026, customers using Azure Databricks in West US 3 may be experiencing degraded availability with Jobs, Notebooks, and Login. Affected customers may encounter delayed or failed job and pipeline runs, errors when opening or executing notebooks, and problems signing in to workspaces. Symptoms • Jobs and pipeline runs failing to start, remaining pending, or not progressing • Notebooks stuck loading, failing to execute commands, or returning unknown errors • Failures or delays when signing in to affected workspaces Recommendations No customer action is required at this time. Current Status The issue has been identified and mitigation efforts are in progress. Further updates will be provided as mitigation advances. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- monitoring Sep 16, 2026, 11:26 PM UTC
Impact Summary Between 22:12 UTC and 23:09 UTC on September 16, 2026, customers using Azure Databricks in West US 3 may have experienced degraded availability with Jobs, Notebooks, and Login. Affected customers may have encountered failures starting or completing job runs, difficulty opening or executing notebooks, and errors when signing in during this window. Symptoms • Jobs failing to start on schedule, remaining pending, or failing immediately • Notebooks stuck on spinners or error pages, with commands failing or sessions disconnecting • Login attempts are failing or timing out when accessing workspaces Current Status The issue has been mitigated, and service is operational. Monitoring is ongoing to confirm sustained recovery across affected services. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- monitoring Sep 16, 2026, 11:26 PM UTC
Impact Summary Between 22:12 UTC and 23:09 UTC on September 16, 2026, customers using Azure Databricks in West US 3 may have experienced degraded availability with Jobs, Notebooks, and Login. Affected customers may have encountered failures starting or completing job runs, difficulty opening or executing notebooks, and errors when signing in during this window. Symptoms • Jobs failing to start on schedule, remaining pending, or failing immediately • Notebooks stuck on spinners or error pages, with commands failing or sessions disconnecting • Login attempts are failing or timing out when accessing workspaces Current Status The issue has been mitigated, and service is operational. Monitoring is ongoing to confirm sustained recovery across affected services. Next Update We will provide another update within 1 hour, or sooner if there is a material change in service status.
- resolved Sep 17, 2026, 12:21 AM UTC
Impact Summary Between 22:12 UTC and 23:09 UTC on September 16, 2026, customers using Azure Databricks in West US 3 may have experienced degraded availability with Jobs, Notebooks, and Login. Affected customers may have encountered failed or delayed job and pipeline runs, errors when opening or executing notebooks, and problems signing in to workspaces during this window. Symptoms • Jobs and pipeline runs failing to start on schedule, remaining pending, or failing immediately • Notebooks slow to load, stuck on spinners, or returning errors when executing commands • Failures or delays when signing in to workspaces Current Status The issue has been resolved, and all affected services have been restored. Next Update This is the final update for this incident. We apologize for any inconvenience this may have caused. If you require further details about this incident, please submit an Azure support ticket. Back to current status Status History Subscribe to receive status updates by email Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates by webhook Each status update will POST a JSON payload to this URL Email address for managing webhook Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates in Microsoft Teams Enter your Microsoft Teams webhook. View Instructions Email address for managing subscription Close Subscribe Manage Subscription Manage Existing Subscription Create New Subscription Subscribe to receive status updates in Slack Slack channel ID Find the channel ID: Select the channel in your Slack workspace. The channel ID is displayed in the browser URL. Example: https://app.slack.com/client/T04SJBK1C/ C03SKGJ1P Email address Close Manage Subscription Manage Existing Subscription Create New Subscription