No Pay Structure is attached to your login role issue are listed in two ways:-
1)When new Unit is created
2)When we attach role to any Employee's ID.
To resolve this issue, login as a SYSADMIN role
Go to Configuration --> Security --> Role Attachment --> Select Role from the list --.>
Provide employee id -->Click on "Edit"--> below attached screen appears
then select Available Pay structure and click on ">" symbol -->click on "save".
Please refer screenshot.