Solution : https://service.sap.com/sap/support/notes/403678 (SAP Service marketplace login required)
Key words : 
additional key words ehs27bsp01oh, installed sap eh&, examination types entered, examination type, occupational health, prerequisites solution, source code
Related Notes : 
       
| 391318 | EH&S 2.7B corrections: Support Package 01 |