3598803 - Cannot set default values in custom MDF portlet and the Rule Trace log shows the externalCode fetches a null value

• When attempting to set initial values for an object in the MDF portlet in My Employee File, a business rule is configured with an initialization purpose by putting it to the Initialize Rules in the MDF object definition. Upon opening the portlet in My Employee File and checking the Rule Trace log, the externalCode fetches a null value. 
• When opening the portlet with a initialize rule in My Employee File to check the Rule Trace log, the externalcode fetches null value. Log Action: Retrieve; Content: “Retrieved 'externalCode'. Value: 'null'.

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SAP SuccessFactors HCM Core

MDF Object, Business Rules, Initialize Rules, MDF Object Definition, externalCode, onChange Rule , KBA , LOD-SF-MDF-RUL , Custom Oject based Business Rules , Problem