To resolve this issue, please check in:
Go to Maintenance, Charges, Charge Code.
There will be charge codes that have the same name.
Please delete and allow only one charge with the same name.
Example: Admin charge code has 2 identical codes.Delete them in Database Viewer.
Go to Housekeeping, Administrative Tools, Database Viewer.
Look for charges in the Table Name.
Click Edit.
You will be able to find 2 identical charge codes with ADMIN.
Delete them and allow one code to remain.
