Tree preservation zone

There is a problem

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

reference: 94/00851/C
name: Rear of Campden Road/ Bank Terrace, Mytholm
tree-preservation-order: undefined
94/00851/C
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-2.027836 53.744692,-2.027849 53.744659,-2.027847 53.744648,-2.027847 53.744634,-2.027832 53.744613,-2.027802 53.744597,-2.027777 53.744592,-2.027626 53.744570,-2.027569 53.744576,-2.027506 53.744574,-2.027441 53.744564,-2.027378 53.744549,-2.027312 53.744528,-2.027263 53.744502,-2.027217 53.744467,-2.027179 53.744430,-2.027158 53.744399,-2.027033 53.744407,-2.026972 53.744417,-2.026926 53.744420,-2.026881 53.744426,-2.026950 53.744487,-2.026963 53.744501,-2.026988 53.744533,-2.027003 53.744549,-2.027054 53.744585,-2.027108 53.744619,-2.027126 53.744632,-2.027164 53.744671,-2.027184 53.744689,-2.027237 53.744725,-2.027330 53.744785,-2.027404 53.744818,-2.027466 53.744841,-2.027569 53.744886,-2.027603 53.744899,-2.027668 53.744858,-2.027732 53.744804,-2.027779 53.744762,-2.027836 53.744692)))
point: POINT (-2.027408 53.744646)
notes: Beech, birch, oak
entry-date: 1994-09-16
start-date: 1994-09-16
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.