Tree preservation zone

There is a problem

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

reference: TPO319.W1
name: OS grid reference 336707 386810
tree-preservation-order: undefined
TPO319
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-2.953084 53.373645,-2.953031 53.373626,-2.953105 53.373548,-2.952870 53.373518,-2.952872 53.373527,-2.952850 53.373553,-2.952861 53.373556,-2.952834 53.373589,-2.952788 53.373575,-2.952745 53.373576,-2.951690 53.374693,-2.951731 53.374884,-2.951921 53.374973,-2.951955 53.374976,-2.951986 53.374963,-2.952076 53.375003,-2.952068 53.375033,-2.952078 53.375050,-2.952108 53.375018,-2.952851 53.375305,-2.952876 53.375301,-2.953050 53.375121,-2.953038 53.375101,-2.953069 53.375067,-2.953108 53.375062,-2.953128 53.375041,-2.953172 53.375061,-2.953679 53.374536,-2.953735 53.374552,-2.954372 53.373930,-2.954357 53.373924,-2.954448 53.373838,-2.954469 53.373836,-2.953534 53.373552,-2.953516 53.373569,-2.953482 53.373556,-2.953181 53.373552,-2.953084 53.373645)))
point: POINT (-2.952988 53.374343)
notes: Mixed deciduous and coniferous species.
organisation
entry-date: 2005-11-11
start-date: 2006-01-17
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.