Reference Guide

Generic Error Codes
The following generic error responses are possible for any operation:
HTTP
Code
Error Code Description
400 missingHttpHeader A required HTTP header is missing.
Web API Reference Guide
400 unexpectedHttpMethod An unexpected HTTP method where GET is used but POST is
expected.
400 invalidParameter One or more request parameters contains invalid data.
400 missingParameter The request is missing a required parameter.
400 unknownMethod An unknown Zend Server API method.
400 malformedRequest The server is unable to understand the request.
401 authError An authentication error occurred because of an unknown key
or invalid request signature.
401 insufficientAccessLevel The user is not authorized to perform this action.
401 timeSkewError The request timestamp deviates too much from the server
time.
405 notImplementedByEdition The method is not implemented by this edition of Zend Server.
406 unsupportedApiVersion The API version is not supported by this version of Zend
Server.
500 internalServerError An unexpected error occurred on the server side.
500 serverNotConfigured This Zend Server installation was not yet initialized (the user
did not go through the initial setup wizard).
500 serverNotLicensed Zend Server does not have a valid license, which is required to
perform this operation.
Refer to the documentation of a specific method for details about additional possible errors specific to
each method.
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