Tree preservation zone

There is a problem

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

reference: TPO090.A1
name: No info.
tree-preservation-order: undefined
TPO090
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.964374 53.395531,-2.964384 53.395558,-2.964890 53.395484,-2.965173 53.395616,-2.965278 53.395537,-2.965680 53.395755,-2.966350 53.395653,-2.966420 53.395822,-2.966497 53.395811,-2.966628 53.396122,-2.967106 53.396051,-2.967156 53.396028,-2.967142 53.396026,-2.967168 53.395958,-2.967190 53.395960,-2.967178 53.395929,-2.967145 53.395908,-2.965653 53.395200,-2.966270 53.394748,-2.964492 53.393907,-2.964248 53.393801,-2.964489 53.393626,-2.964239 53.393496,-2.963976 53.393689,-2.963718 53.393567,-2.963313 53.393871,-2.963465 53.393943,-2.963139 53.394230,-2.963032 53.394309,-2.962676 53.394361,-2.962726 53.394484,-2.962876 53.394462,-2.962883 53.394477,-2.963025 53.394459,-2.963606 53.394010,-2.963740 53.394074,-2.963716 53.394092,-2.964038 53.394243,-2.964071 53.394229,-2.964195 53.394140,-2.964198 53.394155,-2.964225 53.394167,-2.964255 53.394161,-2.964414 53.394239,-2.964419 53.394258,-2.964450 53.394273,-2.964483 53.394267,-2.964572 53.394309,-2.964487 53.394382,-2.964022 53.394666,-2.964228 53.395190,-2.964374 53.395531)))
point: POINT (-2.964976 53.394807)
notes: The several tree of whatever species situated within area A1 on map.
organisation
entry-date: 1971-12-16
start-date: 1972-03-29
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.