From the SAP Business One Main Menu, choose  Business Partners Business Partner Master Data .

In the Business Partner Master Data window, open a business partner master record.

Click the arrow next to the Account Balance field.

The Account Balance – XXX window appears, where XXX stands for the selected business partner.

In this window, select View by Control Account.

The Account Balance by Control Account window appears, displaying totals by control account.

To see the detailed transactions, double-click one row.