Tree preservation zone

There is a problem

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

reference: 98/01084/C
name: Land off Backhold Lane, Siddal.
tree-preservation-order: undefined
98/01084/C
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.850145 53.703538,-1.850220 53.703587,-1.850341 53.703571,-1.850342 53.703557,-1.850478 53.703468,-1.850544 53.703403,-1.850550 53.703388,-1.850561 53.703388,-1.850661 53.703291,-1.850899 53.703047,-1.850899 53.703017,-1.850878 53.702979,-1.850819 53.702934,-1.850811 53.702871,-1.850815 53.702846,-1.850807 53.702829,-1.850794 53.702830,-1.850612 53.703190,-1.850561 53.703263,-1.850450 53.703367,-1.850319 53.703453,-1.850145 53.703538)))
point: POINT (-1.850594 53.703244)
notes: False acacia, hawthorn, horse chestnut, maple, pear, poplar, sycamore, willow
entry-date: 1999-01-20
start-date: 1999-01-20
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.