Tree preservation zone

There is a problem

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

reference: 787
name: GROVE HOUSE DULWICH COMMON LONDON SE21 7EZ
tree-preservation-order: undefined
697
tree-preservation-zone-type: Individual
geometry: MULTIPOLYGON (((-0.070484 51.441249,-0.070157 51.440958,-0.069615 51.440896,-0.069596 51.440901,-0.069581 51.440921,-0.069585 51.441009,-0.069592 51.441063,-0.069605 51.441103,-0.069637 51.441168,-0.069661 51.441236,-0.069693 51.441350,-0.069732 51.441516,-0.069830 51.441821,-0.069788 51.441877,-0.070013 51.441942,-0.070037 51.441968,-0.070048 51.441975,-0.070054 51.441977,-0.070095 51.441977,-0.070165 51.441973,-0.070477 51.441883,-0.070540 51.441926,-0.070704 51.442050,-0.071380 51.442581,-0.071408 51.442613,-0.071429 51.442629,-0.071496 51.442709,-0.071590 51.442807,-0.071632 51.442841,-0.071698 51.442886,-0.071713 51.442911,-0.071740 51.442916,-0.071855 51.442997,-0.072111 51.443190,-0.072020 51.443438,-0.072391 51.443485,-0.072621 51.443511,-0.072582 51.443477,-0.072513 51.443387,-0.072438 51.443254,-0.072038 51.442928,-0.071553 51.442528,-0.071167 51.442222,-0.071000 51.442105,-0.070896 51.442010,-0.070777 51.441861,-0.070743 51.441807,-0.070680 51.441681,-0.070628 51.441530,-0.070599 51.441424,-0.070555 51.441319,-0.070484 51.441249)))
point: POINT (-0.070676 51.44192)
notes
entry-date: 2023-10-05
start-date: 2023-10-05
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.