Tree preservation zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: TPO2009_015_G_004
name: G4
tree-preservation-order: undefined
TPO2009_015
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.674723 53.814787,-1.674737 53.814749,-1.674775 53.814739,-1.674791 53.814721,-1.674788 53.814683,-1.674804 53.814658,-1.674793 53.814621,-1.674813 53.814586,-1.674801 53.814571,-1.674805 53.814542,-1.674790 53.814535,-1.674765 53.814535,-1.674703 53.814584,-1.674706 53.814605,-1.674664 53.814651,-1.674663 53.814671,-1.674641 53.814707,-1.674647 53.814733,-1.674662 53.814744,-1.674659 53.814761,-1.674647 53.814783,-1.674624 53.814800,-1.674616 53.814823,-1.674629 53.814844,-1.674661 53.814856,-1.674721 53.814849,-1.674748 53.814817,-1.674723 53.814787)))
point: POINT (-1.67472 53.814699)
notes
entry-date: 2026-02-12
start-date: 2009-04-28
end-date

Your dataset is missing the tree-preservation-order column.

The Tree preservation zone guidance explains how to fix the issue:

The reference for the tree preservation order that covers this zone.