501 Not Implemented
The 501 HTTP response status code means the server does not have the capability to handle a particular feature needed to fulfill...
500 Internal Server Error
The 500 HTTP response status code is a general error message used when the server encounters an unexpected issue that prevents...
499 Token Required or Client Closed Request
The 499 HTTP response status code indicates two possible scenarios.
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Introduction
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498 Invalid Token
The 498 HTTP response status code means that the ArcGIS server rejected the token provided in the HTTP request.
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