If Account transactions are not showing in the match bank data page Then
Edit the COA: (Bank Account)
List> Accounting> Accounts
Uncheck: Use Match Bank Data and Reconcile Account Statement Pages
Click on Save.
Navigate to Transactions > Bank > Reconcile Bank Statement
Statement Date is set to incorrect Statement Date(to show previous incorrect reconciled statement)
Actions > Click Delete
Go to COA record again and check: Use Match Bank Data and Reconcile Account Statement Pages
Navigate to Transactions > Bank > Reconcile Account Statement to reconcile the transactions using the correct statement date.