Tree preservation zone

There is a problem

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

reference: TPO108
name: South Ferriby Hall
tree-preservation-order: undefined
South Ferriby 1979
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-0.503188 53.678419,-0.503394 53.678487,-0.503523 53.678548,-0.503923 53.678786,-0.504201 53.678956,-0.504245 53.678978,-0.504267 53.678991,-0.504537 53.679128,-0.504551 53.679117,-0.504429 53.678843,-0.504425 53.678823,-0.504419 53.678814,-0.504405 53.678799,-0.504396 53.678792,-0.504386 53.678787,-0.504264 53.678754,-0.504139 53.678709,-0.504091 53.678689,-0.503957 53.678626,-0.503863 53.678577,-0.503786 53.678525,-0.503769 53.678511,-0.503750 53.678492,-0.503708 53.678461,-0.503692 53.678445,-0.503675 53.678425,-0.503663 53.678408,-0.503649 53.678385,-0.503628 53.678344,-0.503554 53.678097,-0.503566 53.678095,-0.503555 53.678075,-0.503535 53.678059,-0.503527 53.678056,-0.503519 53.678056,-0.503512 53.678058,-0.503483 53.678072,-0.503387 53.678180,-0.503188 53.678419)))
point: POINT (-0.503828 53.678596)
notes
entry-date: 1980-02-14
start-date: 1979-12-20
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.