Reference
TERMINAL_READER_ALREADY_REGISTERED
Terminal reader already registered
Terminal reader already registered
HTTP status 409 Conflict, code TERMINAL_READER_ALREADY_REGISTERED.
What it means#
The provider reader you named is already registered in Ticketlayer. One physical reader is one resource.
What to do#
Use the existing reader, or remove it first to register it again elsewhere.
On the wire#
Every error response carrying this code names this page in error.moreInfo,
with the request id in the query string. See Error codes for
the response shape and the list of every code.