Thanks for posting this Cam - I observed the same random error message when submitting a request to get the output mapAreaItemId. Re-submitting fixed the issue for me as well. https://packaging.arcgis.com/arcgis/rest/services/OfflinePackaging/GPServer/CreateMapArea/jobs/<jobid>}/results/mapAreaItemId?token=<token>&f=json {
"error": {
"code": 400,
"extendedCode": -2147024809,
"message": "Invalid or missing input parameters.",
"details": []
}
}
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