2701119 - Business Rules - Personal Information Model cannot be evaluated completely

When create a business rule with a different base object from Dependent and use the following if condition to evaluate Dependent first name the system cannot evaluate this condition

 "personRelationshipInfoModel.personalInfoModel.personalInfo_first_name.previousValue"

•  Employee Central
•  Business Rules

1. Create a business rule with a Base Object different from Dependent
2. Add "'personRelationshipInfoModel.personalInfoModel.personalInfo_first_name.previousValue'" as IF condition

The expression 'personRelationshipInfoModel.personalInfoModel.personalInfo_first_name.previousValue' could not be evaluated completely.  It is not possible to get personalinfo from dependents in the rule, when dependents itself was navigated from some other base object like biographical information.

This is a current system limitation. There is no possibility to get Dependents Personal Information from other object

 ECT-103319

personRelationshipInfoModel personalInfoModel Dependent business rule , KBA , LOD-SF-EC-PER-PRS , Personal Info - Config, Rules, RBP, UI , LOD-SF-EC-DPD , Dependents Management , Product Enhancement