Important note. Please note that the following paragraph applies to v2+ endpoints (i.e., those labelled as v2, v2.1 or v3.0).
The following codes are used in the
code field to uniquely identify an error. Error codes will help you in understanding the kind of error, and provide a minimal set of information useful for debugging activities.
REQxxxThese errors are related to wrong request format (i.e., missing parameters or wrong parameter format)
CUSxxxApplication-level errors related to Customer Information APIs.
BKNxxxApplication-level errors related to Banking APIs (account management, etc.).
PYMxxxApplication-level errors related to Payments APIs (SCT, etc.).