Tree preservation zone

There is a problem

453 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 05/01304/C
name: Land north east of Coach Road, Lightcliffe
tree-preservation-order: undefined
05/01304/C
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.797901 53.725381,-1.797896 53.725359,-1.797932 53.725357,-1.797922 53.725318,-1.797601 53.725137,-1.797521 53.725194,-1.797485 53.725239,-1.797440 53.725365,-1.797312 53.725485,-1.797225 53.725544,-1.797208 53.725576,-1.797212 53.725644,-1.797230 53.725686,-1.797253 53.725683,-1.797909 53.725381,-1.797901 53.725381)))
point: POINT (-1.797562 53.725404)
notes: Ash(4), Lime(4), Horse Chestnut(4), Oak(7), Elm(1), Maple(4), Sycamore(3).
entry-date: 2006-01-27
start-date: 2006-01-27
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.