Error code

HTTP Status Code	Message Code	Message	Description
401	0401	/	Authentication failed. Refer to the specific message for the detailed reason.
401	1403	Api config not found	The corresponding API configuration was not found. Please check if the API key is correct or if the API key is correctly set in the header.
401	1404	Sys name is required	The API configuration is not set correctly. Please check if the API key is correct or contact technical support to set up the API configuration.
401	1405	Decrypting api secret failed	Contact technical support to set up the API configuration.
401	1406	Gen signature failed	The header signature format is incorrect.
401	1407	Signature not matched	The signature does not match. Please check the implementation of the signature generation method.
400	0400	/	Various invalid input information, such as required parameters being empty. Refer to the specific message for the detailed reason.
404	0404	/	The resource corresponding to the URL does not exist.
500	0500	/	Internal server error, such as database constraint violations. Contact technical support for assistance. Refer to the specific message for details.
400	14000	Order not found	The order does not exist.
400	14001	Checkout not found	The checkout does not exist.
400	14002	Token not support	The token is not supported.
400	14003	Marketplace not found	The marketplace does not exist.
400	14004	Order status is not init or pending	Payment method can only be set when the order status is init or pending.