We can review the payment amount so you can accurately record the transaction, KASt1.
The error message will appear if the Amount displayed in the upper left corner does not match the payments column. To resolve this, please ensure that the amounts are corrected before saving the payments.
Note that the screenshots provided are for QuickBooks Desktop on Windows, but the process will be the same for QuickBooks Desktop on Mac.



Also, you can generate several reports to track your sales and expenses by using predefined customer, job, and sales reports. For guidance, refer to this link: Customize customer, job, and sales reports in QuickBooks Desktop.
Additionally, I recommend reconciling your accounts to ensure they match your bank and credit card statements. For more details, read this article: Reconcile accounts in QuickBooks for Mac.
Let me know if you have further questions about receiving customer payments or any other concerns in QBDT. I'm always here to assist.