Tree preservation zone

There is a problem

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

reference: 8/GOD W1
name: On the west and east sides of Coldharbour Lane and south of Rabies (or Rabbits) Heath Road in the parish of Bletchingley
tree-preservation-order: undefined
8/GOD
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-0.086267 51.234034,-0.085901 51.234002,-0.085320 51.234030,-0.084904 51.234104,-0.084633 51.234097,-0.084260 51.234078,-0.083941 51.234014,-0.083578 51.233953,-0.083549 51.234211,-0.083003 51.234105,-0.082861 51.234055,-0.082611 51.234014,-0.082444 51.233941,-0.082397 51.233737,-0.082221 51.233786,-0.081906 51.233806,-0.081553 51.233807,-0.081292 51.233974,-0.080969 51.234012,-0.080385 51.233996,-0.080185 51.233973,-0.080013 51.233925,-0.079707 51.233822,-0.079453 51.233759,-0.079070 51.233753,-0.078880 51.233711,-0.078783 51.233637,-0.078737 51.233650,-0.078500 51.233841,-0.078507 51.233906,-0.078641 51.233987,-0.078801 51.234012,-0.079068 51.234071,-0.079467 51.234178,-0.079631 51.234197,-0.080787 51.234581,-0.081012 51.234618,-0.081596 51.234640,-0.081596 51.234548,-0.082552 51.234558,-0.082881 51.234610,-0.083424 51.234736,-0.083574 51.234849,-0.083823 51.234788,-0.084079 51.234792,-0.084696 51.234685,-0.085090 51.234639,-0.086833 51.234657,-0.086267 51.234034)))
point: POINT (-0.082879 51.234279)
notes
organisation
entry-date: 1951-04-20
start-date: 1951-04-20
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.