3617382 - Rule function 'Get Job Info String Field Value On Key Date()' returns null value

The function 'Get Job Info String Field Value on Key Date()' is used in the accrual rule to retrieve a value from a field in Job Information. However, it is returning a null value. 

SAP SuccessFactors Employee Central - Time Off

null value, get job info string field value, key date, sap successfactors, employee central, time off, rule function, EC_TimeOff_AnnualLeave_Accrualv2, picklists, plain string fields, Get Job Info String Field Value on Key Date() , KBA , LOD-SF-EC-TIM-RUL , TAT Rules, Validation & Take rules , LOD-SF-EC-TIM , Time Off , Problem