HTTP Error Codes

If a service has encountered an error of any kind, an error code is returned. The table below lists the numerical error codes, associated error message, and the underlying cause.

Status Code	Error Message	Cause
401	NOT_AUTHENTICATED	The requested resource requires user authentication
402	INSUFFICIENT_RIGHTS	The user does not have the necessary rights to update the entity or its field.
429	NUM_REQUESTS_EXCEEDED	The number of requests made to the server has exceeded the number specified by the MaxRequests setting.
500	EXCEEDS_MAX_LENGTH	The length of the value provided exceeds the maximum length specified for the field.
	INVALID_DATA_TYPE	The value provided is the wrong type for the field.
	INVALID_ENTITY	An invalid entity was passed to the
	INVALID_FIELD	The requested field name is not valid.
	INVALID_REFERENCE_ID	An invalid foreign key has been supplied. For example, updating the Organization ID on a Location entity to reference an Organization that does not exist.
	INVALID_SESSION	The sessionID that has been passed has expired or is invalid
	INVALID_VALID_VALUE	The value supplied for a pick list is not in the list of valid values. This is caused by discrepancies in the pick list and an imported value, such as a CRM connector synch.
	NO_VALID_FIELDS	The fields passed in the call do not exist.
	NON_UNIQUE_EMAIL	The Unique Email Validation setting is on and the supplied email address already exists in Zift PRM.
	REQUIRED_DATA_MISSING	A field that cannot be null has not been given a value.
	UNKNOWN_EXCEPTION	An unhanded error has occurred.
505	INVALID_PROTOCOL	The call was made without using the HTTP