Marathon Kids

Keep the Marathon Kids scanner app and your device up to date to help prevent scanning, syncing, and performance issues.

Updating the scanner app and your device

Learn how to resubmit failed scans in the log history for sessions you started and sessions you joined.

How to resubmit failed scans

If you see the invalid token message in the scanner app, follow these steps resubmit the session from your log history.

How to fix an “Invalid Token” error in the scanner app

Stefanie Ediger

Brandon Trodick

Troubleshooting the App

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