Help Center/ ROMA Connect/ Troubleshooting/ Service Integration/ Error Message "No backend available" Is Displayed When an API Is Called

Updated on 2025-07-17 GMT+08:00

Error Message "No backend available" Is Displayed When an API Is Called

Cause Analysis

The possible causes are as follows:

The backend service cannot be accessed.
The required port is not enabled in the ECS security group.

Solution

Modify the backend service.
Enable the required port in the ECS security group.

Parent topic: Service Integration

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