When uploading app on the TestFlight. The error showing There was an error sending data to the iTunes store "scheduling restart shortly". Also, it's not uploading with App Loader.
Wait for while it automatically restarts this process and your app is uploaded.
I faced the same issue. I just wait in the same window.
If you love us? You can donate to us via Paypal or buy me a coffee so we can maintain and grow! Thank you!
Donate Us With