Tree preservation zone

There is a problem

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

reference: 7RTLH00ZX0075
name: Rear Of Colston Girls School Cheltenham Road Bristol BS6 5RD
tree-preservation-order: undefined
124
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-2.590833 51.467976,-2.590800 51.467929,-2.590776 51.467918,-2.590765 51.467897,-2.590707 51.467860,-2.590645 51.467855,-2.590611 51.467844,-2.590513 51.467753,-2.590503 51.467712,-2.590463 51.467672,-2.590419 51.467652,-2.590328 51.467572,-2.590310 51.467561,-2.590281 51.467557,-2.590249 51.467530,-2.590147 51.467526,-2.590025 51.467476,-2.589782 51.467426,-2.589636 51.467420,-2.589587 51.467410,-2.589451 51.467540,-2.589489 51.467558,-2.589521 51.467590,-2.589682 51.467647,-2.589827 51.467697,-2.589877 51.467695,-2.589994 51.467731,-2.590051 51.467766,-2.590077 51.467815,-2.590276 51.467924,-2.590350 51.467978,-2.590451 51.468072,-2.590543 51.468185,-2.590584 51.468203,-2.590638 51.468212,-2.590893 51.468125,-2.590909 51.468112,-2.590908 51.468096,-2.590833 51.467976)))
point: POINT (-2.59024 51.467772)
notes: POPLAR AND SYCAMORE
organisation
entry-date: 2004-03-26
start-date: 2004-03-26
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.