Loading larget trees (UNSPC codes) causes problems where the TREE_NODE_NUM and TREE_NODE_NUM_END ran

Loading larget trees (UNSPC codes) causes problems where the TREE_NODE_NUM and TREE_NODE_NUM_END range gets too small and you get a duplicate insert into the PSTREELEAF table.  The delivered code (behind the scenes) attempts to save off values from PSTREENODE in a table called PSX_TREENODEUPD and then insert them back in after repairing itself but it loses thousands of valuse when this duplicate insert happens,  Does anyone know how to load a UNSPSC tree?  I captured the code that executes online when changing a item category value where it asks if you want to insert into the tree,  I put it