Tree preservation zone

There is a problem

tree-preservation-order column must match the reference field in the tree protection order dataset

reference: 86/00085/TPO W1
name: The Sandwell Borough Council Tree Preservation Order No34 1986
tree-preservation-order: undefined
86/00085/TPO
tree-preservation-zone-type: woodland
geometry: MULTIPOLYGON (((-2.055454 52.466937,-2.055472 52.466937,-2.055446 52.466900,-2.055417 52.466746,-2.055378 52.466705,-2.055339 52.466682,-2.055228 52.466650,-2.055101 52.466633,-2.054965 52.466641,-2.054891 52.466655,-2.054398 52.466851,-2.054269 52.466885,-2.054169 52.466886,-2.054115 52.466929,-2.054088 52.466961,-2.053985 52.467146,-2.053951 52.467167,-2.053854 52.467211,-2.053676 52.467274,-2.053474 52.467367,-2.053262 52.467452,-2.052908 52.467574,-2.052698 52.467627,-2.052422 52.467734,-2.052304 52.467793,-2.052205 52.467870,-2.052182 52.467899,-2.052563 52.467824,-2.052624 52.467824,-2.052694 52.467894,-2.052748 52.467875,-2.052968 52.467861,-2.053353 52.467869,-2.053923 52.467862,-2.054200 52.467756,-2.054183 52.467731,-2.054146 52.467629,-2.054193 52.467602,-2.054442 52.467402,-2.054490 52.467351,-2.054453 52.467320,-2.054403 52.467252,-2.054391 52.467229,-2.054411 52.467215,-2.054801 52.467076,-2.055045 52.467009,-2.055454 52.466937)))
point: POINT (-2.053978 52.467347)
notes
organisation
entry-date: 2004-09-21
start-date: 1986-01-01
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.