Open
Description
Environment information
41 npm audit fix --force
42 Run `npm audit` for details.
43 2025-05-22T06:03:05.517Z [INFO]: # Executing command:
npx ampx generate outputs --branch $AWS_BRANCH --app-id $AWS_APP_ID
44 2025-05-22T06:03:08.610Z [INFO]: Both the legacy 'AWS_DEFAULT_REGION' and preferred 'AWS_REGION' environment variables detected. Using 'AWS_REGION'
47 2025-05-22T06:03:08.716Z [WARNING]: ampx generate outputs
48 Generates Amplify backend outputs
69 2025-05-22T06:03:08.717Z [INFO]: StackDoesNotExistError: Stack does not exist.
70 Resolution: Ensure the CloudFormation stack ID or Amplify App ID and branch specified are correct and exists, then re-run this command.
71 Cause: Stack with id amplify-d2****ut991-dev-branch-ae****8c3aa does not exist
72 2025-05-22T06:03:08.800Z [ERROR]: !!! Build failed
74 2025-05-22T06:03:08.801Z [ERROR]: !!! Error: Command failed with exit code 1
📍 Environment
Region: ap-south-1
Amplify CLI: v?
Node.js: v?
Framework: SSR (e.g., Next.js? confirm if relevant)
Stack ID: amplify-d24o***991-dev-branch-ae***aa
Expected Behavior
Amplify deployment should:
Successfully update backend stacks.
Generate outputs without failing on missing stack or service token mutation.
Describe the bug
Cause: The stack named amplify-d24oll**91-dev-branch-aeaa failed to deploy:
UPDATE_ROLLBACK_COMPLETE: Modifying service token is not allowed.
Embedded stack arn:aws:cloudformation:ap-south-1:571600869009:stack/amplify-d991-dev-branch-aed41-cloudWatchRumA2869-1IK6****5D8/... was not successfully updated.
Currently in UPDATE_ROLLBACK_IN_PROGRESS with reason:
The following resource(s) failed to update: [cloudWatchRumCustomResource3F***439].###
Reproduction steps
Steps to Reproduce
Deploy Amplify project via CI/CD pipeline.
Use npx ampx generate outputs with $AWS_BRANCH and $AWS_APP_ID.
Stack update fails due to a custom resource error.