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: 01/01176/C
name: Bairstow Lane, Halifax.
tree-preservation-order: undefined
01/01176/C
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-1.904252 53.718333,-1.904277 53.718345,-1.904370 53.718341,-1.904582 53.718378,-1.904797 53.718446,-1.904897 53.718513,-1.904965 53.718587,-1.904996 53.718616,-1.905071 53.718742,-1.905127 53.718916,-1.905176 53.719122,-1.905176 53.719156,-1.905150 53.719200,-1.905113 53.719247,-1.905068 53.719294,-1.905580 53.719182,-1.905755 53.719136,-1.905511 53.718881,-1.905180 53.718555,-1.905136 53.718514,-1.905101 53.718469,-1.905007 53.718397,-1.904733 53.718182,-1.904504 53.718001,-1.904491 53.717988,-1.904481 53.717988,-1.904473 53.718008,-1.904422 53.718110,-1.904252 53.718333)))
point: POINT (-1.905053 53.718678)
notes: Ash, oak, pine, sycamore
entry-date: 2001-08-30
start-date: 2001-08-30
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.