Post clone reference fields on table records [ this table is preserved ] are empty.
1. If there is any field type which is 'Reference' & table to which which this field is referencing is not Preserved during clone.
2. This is applicable for dependent fields whichever tables field is dependent upon, all of them needs to be preserved/excluded during clone.
Please add tables in the Preserve list, which are either referenced or used in the dependent field.