Error codes

Every error returned by the AKIN Travel partner API carries an extensions.code value. Use the code for programmatic handling; the message field is a human-readable fallback and may change. The list below is generated from ApiErrorCode in the API source.

Authentication & Authorization

Code	Description
`AUTH_REQUIRED`	Auth required
`ACCESS_DENIED`	Access denied
`PERMISSION_DENIED`	Permission denied
`INVALID_TOKEN`	Invalid token
`TOKEN_EXPIRED`	Token expired

Not Found

Code	Description
`NOT_FOUND`	Not found
`MEMBER_NOT_FOUND`	Member not found
`BOOKING_NOT_FOUND`	Booking not found
`PROPERTY_NOT_FOUND`	Property not found
`PARTNER_NOT_FOUND`	Partner not found
`REWARD_NOT_FOUND`	Reward not found
`USER_NOT_FOUND`	User not found
`PERK_NOT_FOUND`	Perk not found

Validation

Code	Description
`VALIDATION_ERROR`	Validation error
`INVALID_INPUT`	Invalid input
`DUPLICATE_ENTRY`	Duplicate entry
`INVALID_STATUS`	Invalid status
`INVALID_DATE`	Invalid date
`CAPTCHA_FAILED`	Captcha failed

Business Logic

Code	Description
`OPERATION_FAILED`	Operation failed
`ALREADY_EXISTS`	Already exists
`NOT_ALLOWED`	Not allowed
`LIMIT_EXCEEDED`	Limit exceeded

message substring instead would break the moment the copy is reworded.

Code	Description
`REWARD_NOT_ELIGIBLE_FOR_TIER`	Reward not eligible for tier
`REWARD_LIMIT_REACHED`	Reward limit reached

Internal

Code	Description
`INTERNAL_ERROR`	Internal error
`SERVICE_UNAVAILABLE`	Service unavailable
`EXTERNAL_SERVICE_ERROR`	External service error