Return Code

Error Code	External Description
0	Success
401	User not login
402	App key not exist
403	Wallet address not in whitelist during testing period
40000	General error
40001	Fail to register
40002	Fail to get node info
40003	Invalid session
40004	Fail to register account key
40005	Fail to register permission key
40006	Fail to assign default data key to self
40007	User not exist
40008	Fail to create table
40009	The data type of the encryption column doesn't match the data key (possibly caused by altering an encrypted column type or re-creating a table with the same column name and different encryption type)
40010	Data key not exist
40011	Fail to find table
40012	Fail to drop table
40013	Fail to drop cocoon which contains table
40014	Cocoon not exist
40015	Fail to delete App key
40016	Fail to grant permission
40017	Fail to execute SQL
40019	Fail to query permission key ID by wallet address
40020	Fail to query permission key ID by account ID
40021	Fail to list all tables
40022	Table not exist
40024	Fail to link table to cocoon
40025	Create cocoon error