uploadId already produced a version. The error message names it. Open a new upload
session (POST /datasets/{datasetId}/uploads) for anything new.
The uploaded file exceeds your tier's size limit for a dataset.
Your account's total storage limit (GET /account's maxTotalStorageBytes) is
reached or would be exceeded. Delete a dataset to free space, or upgrade.
No such dataset for this user;
uploadIdwas not issued for this dataset (never minted, or minted for a different one); or nothing was PUT toupload.urlyet — a finalize with nothing to finalize.