Tree preservation zone

There is a problem

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

reference: TPO100.A1
name: No info.
tree-preservation-order: undefined
TPO100
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.945552 53.388213,-2.945190 53.388338,-2.944270 53.388627,-2.943939 53.388699,-2.943544 53.388762,-2.943561 53.388828,-2.944125 53.388920,-2.945114 53.389045,-2.945535 53.389088,-2.946273 53.389146,-2.946957 53.389175,-2.947871 53.389189,-2.948896 53.389174,-2.949255 53.389150,-2.949349 53.389113,-2.949379 53.389088,-2.949395 53.389060,-2.949382 53.388992,-2.949333 53.388858,-2.949259 53.388737,-2.949057 53.388458,-2.949035 53.388446,-2.948780 53.388083,-2.948273 53.387400,-2.948224 53.387353,-2.948160 53.387313,-2.948035 53.387270,-2.947945 53.387259,-2.947897 53.387262,-2.947730 53.387299,-2.947079 53.387603,-2.946497 53.387863,-2.946263 53.387960,-2.945552 53.388213)))
point: POINT (-2.947056 53.388472)
notes: The several tree of whatever species situated within area A1 on map.
organisation
entry-date: 1972-04-19
start-date: 1972-08-02
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.