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: 00/01156/C
name: Industrial Road, Sowerby Bridge.
tree-preservation-order: undefined
00/01156/C
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.915256 53.710572,-1.915307 53.710553,-1.915302 53.710529,-1.915192 53.710466,-1.915169 53.710450,-1.915062 53.710384,-1.914966 53.710328,-1.914230 53.709867,-1.914152 53.709914,-1.913987 53.710004,-1.913881 53.710075,-1.913963 53.710123,-1.914019 53.710100,-1.914057 53.710094,-1.914148 53.710086,-1.914187 53.710084,-1.914281 53.710086,-1.914337 53.710097,-1.914367 53.710118,-1.914435 53.710149,-1.914488 53.710178,-1.914521 53.710200,-1.914551 53.710214,-1.914604 53.710243,-1.914653 53.710274,-1.914679 53.710288,-1.914740 53.710314,-1.914822 53.710366,-1.914856 53.710382,-1.915174 53.710558,-1.915227 53.710569,-1.915256 53.710572)))
point: POINT (-1.91455 53.710176)
notes: Ash, beech, oak, sycamore
entry-date: 2001-02-16
start-date: 2001-02-16
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.