Tree preservation zone

There is a problem

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

reference: IC9BU3DNBB000
name: Blaise Dell Hallen Road Bristol
tree-preservation-order: undefined
229
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-2.640552 51.512035,-2.640517 51.512012,-2.640513 51.512006,-2.640498 51.511996,-2.640494 51.511986,-2.640482 51.511981,-2.640477 51.511974,-2.640468 51.511968,-2.640462 51.511960,-2.640451 51.511956,-2.640443 51.511949,-2.640432 51.511927,-2.640426 51.511920,-2.640406 51.511915,-2.640387 51.511920,-2.640370 51.511929,-2.640358 51.511929,-2.640351 51.511924,-2.640338 51.511922,-2.640302 51.511930,-2.640279 51.511930,-2.640237 51.511935,-2.640197 51.511943,-2.640165 51.511946,-2.640152 51.511950,-2.640134 51.511950,-2.640103 51.511955,-2.640069 51.511957,-2.640053 51.511960,-2.640029 51.511958,-2.639993 51.511963,-2.639983 51.511969,-2.639980 51.511975,-2.639980 51.511980,-2.639989 51.511990,-2.639993 51.511999,-2.639998 51.512002,-2.639991 51.512004,-2.639980 51.512021,-2.639982 51.512028,-2.639987 51.512029,-2.640059 51.512023,-2.640126 51.512023,-2.640154 51.512027,-2.640179 51.512026,-2.640299 51.512028,-2.640552 51.512035)))
point: POINT (-2.640263 51.511985)
notes: SYCAMORE
entry-date: 2005-02-21
start-date: 2005-02-21
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.