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Error Codes

Updated on 2023-09-11 GMT+08:00

If an error code starting with APIGW is displayed when you call an API, seek solutions in the following table.

Table 1 Error codes

Error Code

Error Message

HTTP Status Code

Description

Corrective Action

APIGW.0101

The API does not exist or has not been published in the environment.

404

The API does not exist or has not been published in the environment.

Rectify the fault by following the instructions in What Should I Do If "The API does not exist or has not been published in the environment." Is Displayed?.

APIGW.0101

The API does not exist.

404

The request method does not exist.

Check whether the request method is the same as the method specified for the API.

APIGW.0103

The backend does not exist.

404

The backend service is not found.

Contact technical support.

APIGW.0104

The plug-ins do not exist.

400

No plugin configurations are found.

Contact technical support.

APIGW.0105

The backend configurations do not exist.

400

No backend configurations are found.

Contact technical support.

APIGW.0106

Orchestration error.

400

Orchestration error.

Check whether the frontend and backend parameters are properly set for the API.

APIGW.0201

API request error.

400

Invalid request parameters.

Set valid request parameters.

APIGW.0201

Request entity too large.

413

The request body exceeds 12 MB.

Reduce the size of the request body.

APIGW.0201

Request URI too large.

414

The request URI is too large.

Reduce the size of the request URI.

APIGW.0201

Request headers too large.

494

The request headers are too large.

Reduce the size of the request headers.

APIGW.0201

Backend unavailable.

502

The backend service is currently unavailable.

Check whether the backend address configured for the API is accessible.

APIGW.0201

Backend timeout.

504

The backend service timed out.

Increase the timeout duration of the backend service or shorten the processing time.

APIGW.0301

Incorrect IAM authentication information.

401

The IAM authentication information is incorrect.

Rectify the fault by following the instructions in Common Errors Related to IAM Authentication Information.

APIGW.0302

The IAM user is not authorized to access the API.

403

The IAM user is not allowed to access the API.

Check whether the user has been blacklisted or whitelisted.

APIGW.0303

Incorrect app authentication information.

401

The app authentication information is incorrect.

Perform the following checks for app authentication:

  • Check whether the request method, path, query parameters, and request body are consistent with those used for signing.
  • Check whether the client time is correct.

Check whether the signing code is correct by referring to Calling APIs Through App Authentication.

In the case of AppCode-based simple authentication, check whether the request contains the X-Apig-AppCode header.

APIGW.0304

The app is not authorized to access the API.

403

The app is not allowed to access the API.

Check whether the app has been authorized to access the API.

APIGW.0305

Incorrect authentication information.

401

The authentication information is incorrect.

Check whether the authentication information is correct.

APIGW.0306

API access denied.

403

Access to the API is not allowed.

Check whether you have been authorized to access the API.

APIGW.0307

The token must be updated.

401

The token needs to be updated.

  • Obtain a new token from IAM.
  • An API of another region may have been called. Check the API URL.

APIGW.0308

The throttling threshold has been reached.

429

The request throttling threshold is reached.

  • Try again after the throttling resumes. By default, an API can be accessed a maximum of 200 times per second.
  • The rate limits of cloud service APIs cannot be adjusted. Try again after the throttling resumes.
  • To adjust the rate limit of an API you have created in API Gateway, contact technical support by submitting a service ticket.

APIGW.0310

The project is unavailable.

403

The project is currently unavailable.

Select another project and try again.

APIGW.0311

Incorrect debugging authentication information.

401

The debugging authentication information is incorrect.

Contact technical support.

APIGW.0401

Unknown client IP address.

403

The client IP address cannot be identified.

Contact technical support.

APIGW.0402

The IP address is not authorized to access the API.

403

The IP address is not allowed to access the API.

Check whether the IP address has been blacklisted or whitelisted.

APIGW.0404

Access to the backend IP address has been denied.

403

The backend IP address cannot be accessed.

The backend IP address or the IP address of the backend domain cannot be accessed. Check whether the IP address exists or has been blacklisted or whitelisted.

APIGW.0501

The app quota has been used up.

405

The app quota has been reached.

Increase the app quota.

APIGW.0502

The app has been frozen.

405

The app has been frozen.

Account balance is insufficient. Go to the Funds Management page to top up your account.

APIGW.0601

Internal server error.

500

Internal error.

Contact technical support.

APIGW.0602

Bad request.

400

Invalid request.

Check whether the request is valid.

APIGW.0605

Domain name resolution failed.

500

Domain name resolution failed.

Check whether the domain name is correct and has been bound to a correct backend address.

APIGW.0606

Failed to load the API configurations.

500

API configurations are not loaded.

Contact technical support.

APIGW.0607

The following protocol is supported: {xxx}

400

The protocol is not supported. Only xxx is supported.

xxx indicates the protocol in a response.

Use HTTP or HTTPS to access the API.

APIGW.0608

Failed to obtain the admin token.

500

The tenant information cannot be obtained.

Contact technical support.

APIGW.0609

The VPC backend does not exist.

500

The VPC backend service cannot be found.

Contact technical support.

APIGW.0610

No backend available.

502

No backend services are available.

Check whether all backends are available.

APIGW.0611

The backend port does not exist.

500

The backend port is not found.

Contact technical support.

APIGW.0612

An API cannot call itself.

500

An API cannot call itself.

Modify the backend configurations, and ensure that the number of layers the API is recursively called does not exceed 10.

APIGW.0613

The IAM service is currently unavailable.

503

IAM is currently unavailable.

Contact technical support.

APIGW.0705

Backend signature calculation failed.

500

Backend signature calculation failed.

Contact technical support.

APIGW.0801

The service is unavailable in the currently selected region.

403

The service is inaccessible in the current region.

Check whether the service supports cross-region access.

APIGW.0802

The IAM user is forbidden in the currently selected region.

403

The IAM user is not allowed to access the region.

Contact technical support.

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