Tree preservation zone

There is a problem

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

reference: 90/00553/C
name: Aysgarth, Wade house road, Shelf
tree-preservation-order: undefined
90/00553/C
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.812915 53.755380,-1.812934 53.755369,-1.812774 53.755254,-1.812832 53.755222,-1.813079 53.755380,-1.813097 53.755369,-1.812854 53.755213,-1.812726 53.755133,-1.812676 53.755162,-1.812708 53.755232,-1.812737 53.755255,-1.812915 53.755380)),((-1.812600 53.755197,-1.812602 53.755202,-1.812610 53.755206,-1.812621 53.755206,-1.812629 53.755202,-1.812631 53.755199,-1.812630 53.755194,-1.812625 53.755190,-1.812616 53.755188,-1.812606 53.755190,-1.812601 53.755194,-1.812600 53.755197)),((-1.812555 53.755170,-1.812557 53.755175,-1.812565 53.755179,-1.812575 53.755179,-1.812582 53.755176,-1.812585 53.755173,-1.812585 53.755167,-1.812580 53.755163,-1.812573 53.755161,-1.812561 53.755163,-1.812556 53.755167,-1.812555 53.755170)),((-1.812585 53.755161,-1.812587 53.755166,-1.812595 53.755170,-1.812606 53.755170,-1.812614 53.755166,-1.812616 53.755163,-1.812614 53.755157,-1.812601 53.755152,-1.812591 53.755154,-1.812586 53.755158,-1.812585 53.755161)))
point: POINT (-1.812812 53.755243)
notes: Cherry, ash, plum, rowan, labornum, leyland cypress, lawson cypress, blue cedar
entry-date: 1991-03-18
start-date: 1991-03-18
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.