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Access

Cause: The service account has Storage Object Viewer but not Storage Legacy Bucket Reader. Check Access passes (it only lists and reads files), but the transfer service also needs to look up the bucket’s location.Fix: Grant the second role:
Then ask your Auxia contact to re-run the failed day.
Cause: The grant hasn’t propagated yet, was applied to a different bucket, or names a different service account.Fix:
  • Re-run the access commands from the wizard, wait a few minutes, then click Check Access again.
  • Confirm the service account email exactly matches the one in the wizard for this Auxia project.
  • Confirm the roles were granted on the bucket you entered. To check:
Cause: The bucket was entered with a scheme or path, such as gs://my-bucket/exports.Fix: Enter the bare bucket name — my-bucket. You’ll choose folders in the next step.
Cause: The bucket is empty at the top level, or access was granted on a different bucket.Fix: The wizard says so explicitly rather than showing an empty screen. Check the bucket name, and type a prefix to jump to the folder that holds your data.

Files and folders

Cause: The file isn’t comma-separated (semicolon, tab, or pipe). The wizard refuses these and shows the header it read.Fix: Re-export the data comma-separated with a header row, or as Parquet.
Cause: The file is a single JSON array ([{...}, {...}]), not newline-delimited JSON.Fix: Re-export as newline-delimited JSON — one object per line, with a .ndjson or .jsonl extension — or as Parquet.
Cause: Auxia couldn’t tell what format the files are in — often whole-file compression (.csv.gz, .parquet.gz), archives, or mixed formats in one folder. Compressed files aren’t read.Fix: Use uncompressed Parquet (with its built-in block compression), CSV, or newline-delimited JSON, one format per folder. For archives or PGP-encrypted files, contact your Auxia point of contact.
Cause: A parent folder holding several tables was selected, so everything under it was read as one table.Fix: Set up the connection again and select each table’s own folder. See One folder per table.
Cause: Your folder names read two ways — 03-04-2026 could be 3 April or 4 March.Fix: Pick the format that matches how your folders are written. Choosing wrong doesn’t error later; it reads the wrong day every day.
Cause: Auxia couldn’t identify what the table holds or which columns carry the required fields.Fix: On the Map step, set the table type (events or user attributes) and mark the user ID and timestamp columns. Without a schema type, rows are ingested as events.
Cause: Going back to the Map step and forward again creates a second, inactive copy.Fix: Enable only the configuration you reviewed. The other stays switched off.

After the connection is live

Cause: Setup completed, but enabling ingestion failed.Fix: Contact your Auxia point of contact before trying again — retrying creates duplicate configurations.
Cause: The folder layout was misread — compact date folders such as dt=20261002 are the most common case.Fix: On the Schedule step, set the Partition folder prefix and Date format yourself. If the configuration is already live, contact your Auxia point of contact to correct it and backfill the affected days.
Cause: The lookup table that resolves the user ID wasn’t selected in the same setup, or its key doesn’t match the events table’s key.Fix: Set up the events table and its lookup table together, joined on the shared key, and check that the key values actually overlap.
Cause: The run found no new data. Usually the partition folder prefix or date format doesn’t match your folder names, so Auxia looks for a folder that doesn’t exist.Fix: Compare a real folder name (for example dt=2026-10-02) with the prefix and format on the configuration. Contact your Auxia point of contact to correct them, then request a backfill for the missed days.
Cause: Your files land after the daily run starts. A run that finds nothing reports success, not failure.Fix: Tell your Auxia contact when your files typically land so the data delay can be set to match, then request a backfill for the missed days.
Cause: Files were overwritten in place. Sources must be append-only.Fix: Write corrected data as a new file with a new name, then ask your Auxia contact to backfill the affected day.

Still stuck?

Contact support@auxia.io or your Auxia point of contact. Include your connection name, the folder path, and a screenshot of the error.