In Smart School you can assign fees for each student by creating fees groups from Fees Collection > Fees Group then Fees Collection > Fees Master (create fees by selecting fees group here) and assign to student from Fees Master > Assign/view Fees. Please check the following documentation https://smart-school.in/docs/#feescollect for more understanding.
When you open Smart School url then it will be open User Panel URL http://yourdomain/site/userlogin (if Front CMS isnot enabled). By default Smart School opens User Panel instead of Admin Panel (due to security reasons).
In Smart School your Admin Panel login url is http://yourdomain/site/login
Here superadmin, admin, teacher, accountant or any staff can be login through their email id and password.
And User Panel login is http://yourdomain/site/userlogin
Here only student and parent can login through their username and password.
Please check you are login with right panel with right credentials.
In Smart School you can assign fees for each student by creating fees groups from Fees Collection > Fees Group then Fees Collection > Fees Master (create fees by selecting fees group here) and assign to student from Fees Master > Assign/view Fees. Please check the following documentation https://mobrilz.in/biaschool/user-documentation/ for more understanding.