Error Handling and Standard Error Codes

The following standard error codes are used across the Custom Provider interface and may be returned by any method, depending on the request and provider-side execution outcome.

Standard error response format

{
  "error": {
    "code": 1,
    "message": "Initialization failed"
  }
}

Standard error codes

Code	Meaning	Typical usage
1	General error	General provider-side failure when no more specific code applies
-32700	Failed to parse the request	Invalid JSON or malformed request payload
-32601	Method is not implemented	Requested method is not supported by the connector
-32602	Invalid method parameters	Missing required parameters or invalid parameter values
-32603	Internal error	Unexpected internal processing error