Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree preservation order dataset

reference: TPO182.A1
name: Within the grounds of Woolton Hall and Notre Dame Convent.
tree-preservation-order: undefined
TPO182
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.863971 53.371061,-2.863916 53.371068,-2.863863 53.371090,-2.863401 53.371199,-2.863564 53.371869,-2.863610 53.371980,-2.863672 53.372094,-2.863748 53.372206,-2.863852 53.372320,-2.864353 53.372722,-2.864470 53.372793,-2.864518 53.372807,-2.864606 53.372805,-2.864784 53.372780,-2.865281 53.372696,-2.866747 53.372277,-2.867541 53.372025,-2.868782 53.371560,-2.868252 53.371143,-2.867410 53.370218,-2.867245 53.370299,-2.867118 53.370345,-2.866342 53.370484,-2.866146 53.370485,-2.865931 53.370450,-2.864837 53.370476,-2.864664 53.370117,-2.864877 53.370112,-2.864868 53.370024,-2.864529 53.370042,-2.863953 53.370142,-2.864130 53.370313,-2.864211 53.370451,-2.864240 53.370983,-2.864240 53.371041,-2.864010 53.371066,-2.864008 53.371058,-2.863971 53.371061)))
point: POINT (-2.865805 53.371443)
notes: The several tree of whatever species situated within area A1 on map.
organisation
entry-date: 1980-06-20
start-date: 1980-09-29
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.