What causes DATABRICKS_APPS_DEPLOYMENT_FAILED?

The app.yaml configuration file contains syntax errors or references non-existent resources. Required Python packages in requirements.txt could not be resolved or downloaded. The service principal used by the app lacks sufficient permissions on referenced Databricks resources. The workspace does not have Databricks Apps enabled or the feature is restricted by policy

How do I fix DATABRICKS_APPS_DEPLOYMENT_FAILED?

Step 1: Check the deployment logs in the Databricks Apps UI or via the Apps API for the specific error message.. Step 2: Validate app.yaml syntax and confirm all referenced SQL warehouses, clusters, and secrets exist.. Step 3: Test requirements.txt by running pip install -r requirements.txt locally or in a cluster notebook.. Step 4: Verify the app service principal has USE on the warehouse and READ on any referenced data resources.. Step 5: If the workspace policy restricts Apps, contact your Databricks admin to enable the feature.

High severityconfiguration

Power BI Refresh Error:
DATABRICKS_APPS_DEPLOYMENT_FAILED

What does this error mean?

A Databricks App failed to deploy, typically because the app configuration is invalid, required resources are missing, or the app image could not be built.

Common causes

1The app.yaml configuration file contains syntax errors or references non-existent resources
2Required Python packages in requirements.txt could not be resolved or downloaded
3The service principal used by the app lacks sufficient permissions on referenced Databricks resources
4The workspace does not have Databricks Apps enabled or the feature is restricted by policy

How to fix it

1Step 1: Check the deployment logs in the Databricks Apps UI or via the Apps API for the specific error message.
2Step 2: Validate app.yaml syntax and confirm all referenced SQL warehouses, clusters, and secrets exist.
3Step 3: Test requirements.txt by running pip install -r requirements.txt locally or in a cluster notebook.
4Step 4: Verify the app service principal has USE on the warehouse and READ on any referenced data resources.
5Step 5: If the workspace policy restricts Apps, contact your Databricks admin to enable the feature.

Frequently asked questions

Are Databricks Apps available on all workspace tiers?

Databricks Apps requires a Premium or higher plan. The feature can also be restricted by workspace or account-level policies set by Databricks admins.

How do I view deployment logs for a failed app?

In the Databricks UI, go to Apps, select your app, and view the Deployment History tab. Each deployment entry includes a full log of build and startup output.