Please refer to the following for adding new staff from the HR module.
HR Module --> Staff --> Add New
Make sure you enter the following mandatory fields -
1. Campus
2. Full name with salutation
3. Staff number (if you dont get any option in that drop down then refer here)
4. Gender
5. Designation
6. Department
7. Category
8. Official email id
Click on the view more link to add other options. If you dont click on the view more then the below data is not saved.