Tree preservation zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: 1991/015.A1
name: Vice Chancellors House, Adderstone Crescent
tree-preservation-order: undefined
1991/015
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.600764 54.996998,-1.601175 54.997146,-1.601304 54.997043,-1.601351 54.997002,-1.601410 54.996954,-1.601439 54.996927,-1.601468 54.996896,-1.601557 54.996787,-1.601529 54.996782,-1.601461 54.996789,-1.601422 54.996788,-1.601391 54.996782,-1.601371 54.996772,-1.601357 54.996760,-1.601348 54.996743,-1.601233 54.996726,-1.601196 54.996797,-1.601228 54.996808,-1.601248 54.996819,-1.601260 54.996832,-1.601264 54.996849,-1.601263 54.996863,-1.601260 54.996876,-1.601250 54.996888,-1.601231 54.996896,-1.601202 54.996903,-1.601169 54.996907,-1.601139 54.996908,-1.601105 54.996976,-1.600862 54.996938,-1.600849 54.996953,-1.600765 54.996940,-1.600754 54.996960,-1.600791 54.996972,-1.600764 54.996998)))
point: POINT (-1.601196 54.996948)
notes: These data are update live via a feed to NCC's Tree Managament System, EzyTreev
entry-date: 2022-07-01
start-date: 1991-01-01
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.