We are experiencing an issue where our app is failing to upload via FastLane.
2021-11-04T21:37:39.7451660Z [21:37:39]: An error occurred while trying to call the requested method validateAssets. (1272)
2021-11-04T21:37:39.9320210Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> DBG-X: parameter ErrorMessage = An error occurred while trying to call the requested method validateAssets. (1272)
2021-11-04T21:37:39.9323360Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> DBG-X: parameter ShouldUseRESTAPIs = false
2021-11-04T21:37:39.9325760Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> DBG-X: parameter Success = false
2021-11-04T21:37:39.9327900Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> ERROR: An error occurred while trying to call the requested method validateAssets. (1272)
2021-11-04T21:37:39.9329740Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> DBG-X: The error code is: 1272
2021-11-04T21:37:39.9332540Z [21:37:39]: [33m[iTMSTransporter] [2021-11-04 21:37:39 UTC] <main> INFO: Done performing authentication.
Others have reported having similar issues: https://github.com/fastlane/fastlane/issues/19572
The system status page isn't reporting any issues for Testflight: https://developer.apple.com/system-status/