MxNext field validation does not trigger the same way as MxConnect

PettyCashTypeId - PettyCashTypeId cannot be removed. Can only be changed from 1 to 2 and back effectively changing the type from Paid Out(1) to Paid In(2)

GlAccountNumber - When the user removes tbTransactionPettyCash.GLAccountNumber on DB
Then record is removed from the Database
And the Category is removed from the UI.  The record is highlighted in red on MxConnect - Not on MxNext!!

TransactionCashDepositId - When the user removes tbTransactionPettyCash.TransactionCashDepositID on DB - There is no changes on the UI
The record is highlighted in red on MxConnect - but Not on MxNext

ClerkId - When the user removes tbTransactionPettyCash.ClerkIdName on DB
Then Cashier name changes to (Shift 1) in the UI
Record is NOT highlighted in red on MxConnect - OR on MxNext

Comments - When the user removes tbTransactionPettyCash.Comments on DB
Then Description is automatically removed from the UI - so record should be highlighted in red.
Record is NOT highlighted in red on MxConnect - OR on MxNext