2807764 - MDF object entry creation facing error Error: illegal use of []: unknown type and not running the rule setup for it

Facing error message with below message when creating an entry on the on an MDF object with a propagation rules:

[Error: illegal use of []: unknown type: com.successfactors.genericobject.bean.eo.GenericObjectTrackerImpl]]

•  SAP SuccessFactors HCM Suite
• MDF Framework

Rules should not be set on parent objects when the relation is one parent to multiple chield.

To avoid this issue, you need to delete the rule from the parent object and setup it on the chield object.

KBA , LOD-SF-MDF-RUL , Custom Oject based Business Rules , Problem