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
name: South Cave - 1971
tree-preservation-order: undefined
268
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-0.607050 53.769480,-0.608555 53.770942,-0.608555 53.770950,-0.608669 53.769781,-0.608994 53.769385,-0.609404 53.769479,-0.609653 53.769489,-0.609634 53.769696,-0.610080 53.769564,-0.610576 53.769381,-0.610774 53.769394,-0.610899 53.769439,-0.611046 53.769365,-0.610545 53.768664,-0.610945 53.768583,-0.610431 53.768288,-0.610123 53.768306,-0.609641 53.767583,-0.609627 53.767476,-0.609702 53.767402,-0.609902 53.767351,-0.610337 53.767302,-0.610442 53.767400,-0.610603 53.767455,-0.610765 53.767468,-0.610872 53.767459,-0.610682 53.767253,-0.610665 53.767210,-0.610706 53.766900,-0.610242 53.766905,-0.609482 53.766939,-0.608687 53.766941,-0.608087 53.767052,-0.607468 53.767205,-0.607315 53.767256,-0.607221 53.767462,-0.608607 53.768996,-0.608364 53.769078,-0.607050 53.769480)))
point: POINT (-0.608987 53.768504)
notes
entry-date: 2026-03-17
start-date
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.