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: tpo134
name: Howden No. 3 - 1989
tree-preservation-order: undefined
25
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.839374 53.755053,-0.839413 53.755588,-0.839531 53.755688,-0.839612 53.755770,-0.839677 53.755878,-0.839715 53.755990,-0.839792 53.756114,-0.840090 53.756315,-0.840398 53.756468,-0.840592 53.756578,-0.840768 53.756663,-0.840823 53.756682,-0.841105 53.756434,-0.841385 53.756225,-0.841328 53.756216,-0.841130 53.756318,-0.841082 53.756317,-0.840927 53.756258,-0.840803 53.756193,-0.840735 53.756181,-0.840676 53.756198,-0.840547 53.756289,-0.840488 53.756312,-0.840400 53.756322,-0.840333 53.756293,-0.840199 53.756199,-0.840016 53.756117,-0.839979 53.756053,-0.840019 53.756013,-0.840098 53.755985,-0.840400 53.755976,-0.840439 53.755953,-0.840857 53.755629,-0.839374 53.755053)))
point: POINT (-0.840175 53.755832)
notes
entry-date: 1989-11-17
start-date: 1989-11-17
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.