为什么CloudKit不允许我将任何记录保存到我的默认容器的公共数据库中？

I have an array of CKRecords that I'm trying to save to the default Container's public database for the first time. I created a CKModifyRecordsOperation and attempted to add the operation to the public database. It was unsuccessful but I'm not getting any error messages. So I tried adding each method individually to the database, sans any CKOperation... also unsuccessful, also devoid of error messages. To be sure, I checked my CloudKit Dashboard; there's nothing there.I have an array of CKRecords that I'm trying to