ARCS AI Patch Update - Not able to train Attribute for Reconciliation compliance

Summary:

We are testing on ARCS AI Patch update. For Reconciliation Compliance i have created new attribute in prediction and when i am trying to Train now, i am getting two below errors

1) Data is insufficient for training the attribute.

And once i changed the parameters and getting below error.

2)There are too many unique values to make an accurate prediction on this Target.

How can i solve the above errors to Train the prediction.

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