Tree preservation zone

There is a problem

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

reference: TPO246.A1
name: No info.
tree-preservation-order: undefined
TPO246
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.867378 53.385062,-2.867310 53.385120,-2.867252 53.385163,-2.867117 53.385273,-2.866996 53.385366,-2.866984 53.385373,-2.866964 53.385390,-2.866949 53.385400,-2.866855 53.385455,-2.866733 53.385521,-2.866508 53.385619,-2.866404 53.385662,-2.866362 53.385681,-2.866115 53.385773,-2.866113 53.385831,-2.866257 53.385958,-2.866670 53.386329,-2.866790 53.386419,-2.867116 53.386629,-2.868271 53.385999,-2.869436 53.385383,-2.869200 53.385184,-2.869208 53.385180,-2.869205 53.385178,-2.869182 53.385173,-2.869153 53.385147,-2.869158 53.385135,-2.869011 53.384987,-2.868935 53.384907,-2.868923 53.384908,-2.868897 53.384881,-2.868899 53.384873,-2.868894 53.384868,-2.868636 53.384982,-2.868603 53.384991,-2.868568 53.385012,-2.868509 53.385038,-2.868412 53.384943,-2.868310 53.384838,-2.868179 53.384712,-2.867763 53.384872,-2.867599 53.384943,-2.867450 53.385011,-2.867378 53.385062)))
point: POINT (-2.867731 53.385632)
notes: The several tree of whatever species situated within area A1 on map.
entry-date: 1992-02-07
start-date: 1992-04-13
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.