Error Codes

In addition to standard HTTP status codes that the REST APIs return an error code which identifies the errors and provides details about what caused the failure.

Error Code	Description
UserAlreadyExits	The request to create a new user fails because an user with the provided email already exists.
LeaseExpired	The checkout can not be completed because the lease expired.
LeaseNotFound	The specified Lease does not exist.
LeaseCodeMismatch	The sign by code is not associated with this lease.
InvalidCredentials	Invalid client credentials Invalid credentials provided in authentication header.
TransactionNotFound	The specified transaction does not exist.
ExceedSpendingLimit	The user does not have enough spending amount.
LeaseAmountNotSatisfied	The transaction's total amount is less than minimum requirement, currently $50.
TransactionTimeOut	The transaction was closed because the verification questions expired during the customer verification process.
InvalidItem	The item provided is not valid or doesn't exists
InvalidCustomer	The customer provided is not valid or doesn't exists
InvalidCustomerVerificationStatus	There is no pending verification question for the customer. This is caused either because the customer is already verified or it was denied before.
CustomerAlreadyApplied	The application process fails because the customer have already applied.
InvalidTransactionId	Transaction with the Id provided already exists