Parent-Child Relationship Issue (Too many parents!)

Good day, gurus!

 

I have been working on building my first custom form in Forms and Reports 6i, and all seems to be working well except for one little bug cropping up in several places.

 

I have a parent-child relationship between several pairs of blocks. The pairs are joined just fine and the appropriate Triggers fire to pull the appropriate children when moving through parent records. The issue is that the parent records are non-unique. For example, say that I query two customer orders in the Canvas containing my Order and Lines block. The first order has one order header and three lines. I get three copies of that order header that I must scroll through to get to the next order. This is what I would expect from a query perspective, but this is