Help Center> Distributed Database Middleware> API Reference> Appendix> Abnormal Request Results
View PDF

Abnormal Request Results

This section describes failure responses that start with number 4 or 5, for example, 4xx or 5xx.

Response

Table 1 Failure response parameter description

Parameter

Type

Description

errCode

String

Error code. For details about error codes, see Error Codes.

externalMessage

String

Error message

Example Response

A database error or another system error occurs. 
{  
     "errCode": "DDM.0602",  
     "externalMessage": "The database is busy. The operation cannot be performed. Please try again later. If this message is displayed repeatedly, contact customer service."
}
Parent topic: Appendix