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: TPO2005_084_G_001
name: G1
tree-preservation-order: undefined
TPO2005_084
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.520334 53.829021,-1.520351 53.829032,-1.520408 53.829035,-1.520456 53.828986,-1.520478 53.828974,-1.520736 53.829010,-1.520855 53.829056,-1.520934 53.829058,-1.520965 53.829053,-1.520990 53.829039,-1.520990 53.829003,-1.520909 53.828958,-1.520558 53.828895,-1.520355 53.828844,-1.520286 53.828812,-1.520063 53.828761,-1.519709 53.828755,-1.519473 53.828775,-1.519368 53.828800,-1.519360 53.828848,-1.519369 53.828875,-1.519408 53.828902,-1.519537 53.828894,-1.519818 53.828855,-1.520104 53.828864,-1.520176 53.828879,-1.520236 53.828910,-1.520299 53.828969,-1.520320 53.829012,-1.520334 53.829021)))
point: POINT (-1.520151 53.828882)
notes
entry-date: 2026-02-12
start-date: 2006-01-05
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.