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: TPO281
name: 1/1972
tree-preservation-order: undefined
1/1972
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((0.554659 51.327215,0.554492 51.327095,0.554401 51.327131,0.554169 51.327520,0.553948 51.327513,0.553739 51.327495,0.553367 51.327450,0.553169 51.327430,0.553140 51.327434,0.552702 51.327388,0.552163 51.327324,0.551859 51.327234,0.551007 51.326925,0.550741 51.326860,0.551011 51.326247,0.551080 51.326125,0.551714 51.325368,0.550435 51.325158,0.549942 51.325785,0.549689 51.326070,0.549804 51.326104,0.549498 51.326615,0.548998 51.326539,0.548536 51.326443,0.548864 51.325912,0.549374 51.326023,0.550058 51.325078,0.550753 51.325045,0.551493 51.325035,0.553355 51.325074,0.554371 51.325134,0.554451 51.325263,0.554634 51.325372,0.554694 51.325387,0.554916 51.325270,0.555081 51.325197,0.555859 51.325277,0.556481 51.325365,0.557625 51.325570,0.558096 51.325673,0.557757 51.325959,0.557081 51.326374,0.556711 51.326616,0.556515 51.326681,0.556327 51.326725,0.555616 51.326952,0.555304 51.326734,0.554781 51.327052,0.554659 51.327215)))
point: POINT (0.553597 51.326144)
notes: County of Kent (Hollingbourne Rural District and Chatham Borough) Tree preservation Order No 1, 1972 Woodlands - W3 Deciduous Woodland consisting mainly
organisation
entry-date: 1972-12-28
start-date: 1972-11-16
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.