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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