When a secured geoprocessing service is added in My Content of ArcGIS Online as an item with the Store Credentials option, accessing the geoprocessing service task at REST fails by redirecting to a wrong URL and returning the error, "HTTP Status 404 - not_found."
Last Published: June 15, 2016ArcGIS Online
Bug ID Number
November 24, 2015
August 21, 2020
Operating System Version
After review by the development team, it has been determined that this issue is related to a known limitation with the software that lies outside of Esri's control. The issue's Additional Information section may contain further explanation.