Tree preservation zone

There is a problem

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

reference: TPO323
name: Barrow Hall
tree-preservation-order: undefined
Barrow Hall, Wold Road, Barrow 2003
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-0.387764 53.669967,-0.387208 53.669803,-0.386765 53.669639,-0.386332 53.669468,-0.386389 53.669411,-0.386201 53.669358,-0.386042 53.669339,-0.385996 53.669347,-0.385895 53.669386,-0.385701 53.669490,-0.385614 53.669557,-0.385384 53.669703,-0.385111 53.669956,-0.385024 53.670012,-0.384918 53.669969,-0.384908 53.669931,-0.384937 53.669883,-0.384409 53.670030,-0.384506 53.670160,-0.384491 53.670165,-0.384572 53.670262,-0.384590 53.670278,-0.384614 53.670270,-0.384636 53.670288,-0.384653 53.670288,-0.385359 53.669988,-0.386177 53.669997,-0.386759 53.670157,-0.386859 53.670158,-0.386920 53.670139,-0.386968 53.670112,-0.387015 53.670113,-0.387033 53.670125,-0.387017 53.670135,-0.387067 53.670145,-0.387114 53.670165,-0.387184 53.670217,-0.387261 53.670289,-0.387368 53.670408,-0.387395 53.670419,-0.387444 53.670421,-0.387499 53.670404,-0.387534 53.670349,-0.387487 53.670336,-0.387497 53.670297,-0.387480 53.670230,-0.387764 53.669967)))
point: POINT (-0.386229 53.669871)
notes
organisation
entry-date: 2003-06-27
start-date: 2003-06-17
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.