They replaced the PBA and now it's working fine.
You may have the same issue.
Hello @startedfire ,
Thank you for your feedback. If you haven’t already, Please update Samsung members app to latest version from galaxy store and send us an error report immediately after experiencing the issue from the Samsung member’s app -> Beta Feedback -> Error Reports to help us debug the issue. We apologize for the inconvenience and appreciate your contribution to the beta program.
We also recommend reaching out to your carrier simultaneously to check if they are experiencing any network issues.
One UI Beta Team