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: 98/01076/C
name: Land at Royd quarry, Brookfoot Lane, Southowram.
tree-preservation-order: undefined
98/01076/C
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.799440 53.706752,-1.799474 53.706734,-1.799508 53.706702,-1.799514 53.706689,-1.799514 53.706596,-1.799325 53.706556,-1.798857 53.706501,-1.798444 53.706409,-1.798435 53.706434,-1.798431 53.706461,-1.798442 53.706539,-1.798478 53.706608,-1.798518 53.706645,-1.798626 53.706697,-1.798703 53.706718,-1.799043 53.706757,-1.799372 53.706837,-1.799440 53.706752)),((-1.799680 53.706884,-1.799693 53.706893,-1.799711 53.706884,-1.799701 53.706875,-1.799680 53.706884)),((-1.799574 53.706866,-1.799592 53.706875,-1.799605 53.706864,-1.799584 53.706857,-1.799574 53.706866)),((-1.799423 53.706838,-1.799433 53.706847,-1.799453 53.706840,-1.799438 53.706829,-1.799423 53.706838)))
point: POINT (-1.798975 53.706627)
notes: Ash, birch, hawthorn, lime, sycamore, willow
entry-date: 1999-02-17
start-date: 1999-02-17
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.