Tree preservation zone

There is a problem

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

reference: TPO094.A1
name: No info.
tree-preservation-order: undefined
TPO094
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.949657 53.388911,-2.949792 53.389060,-2.949815 53.389081,-2.949843 53.389099,-2.949867 53.389111,-2.949909 53.389125,-2.949929 53.389130,-2.949987 53.389138,-2.950032 53.389139,-2.950448 53.389122,-2.950712 53.389113,-2.950908 53.389116,-2.951043 53.389122,-2.951159 53.389133,-2.951278 53.389147,-2.951503 53.389180,-2.951612 53.389198,-2.951792 53.389239,-2.951929 53.389275,-2.952014 53.389305,-2.952214 53.389384,-2.952575 53.389549,-2.952722 53.389614,-2.952925 53.389709,-2.953155 53.389537,-2.953413 53.389341,-2.953192 53.389239,-2.952998 53.389152,-2.952866 53.389096,-2.952648 53.389011,-2.952512 53.388963,-2.952147 53.388841,-2.951923 53.388773,-2.951770 53.388729,-2.951668 53.388702,-2.951581 53.388681,-2.951278 53.388582,-2.951151 53.388536,-2.951065 53.388501,-2.951003 53.388474,-2.950749 53.388357,-2.950657 53.388310,-2.950364 53.388152,-2.950252 53.388087,-2.950127 53.387993,-2.949718 53.388265,-2.949250 53.388401,-2.949596 53.388842,-2.949657 53.388911)))
point: POINT (-2.951111 53.388861)
notes: The several tree of whatever species situated within area A1 on map.
entry-date: 1972-01-25
start-date: 1972-06-28
end-date

Your data is missing a tree-preservation-order.

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

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