Tree preservation zone

There is a problem

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

reference: 89/00441/C/2
name: Farrar Mills, Farrar Mill Lane
tree-preservation-order: undefined
89/00441/C
tree-preservation-zone-type: group
geometry: MULTIPOLYGON (((-1.855192 53.710011,-1.854909 53.709960,-1.854833 53.709869,-1.854853 53.709851,-1.854492 53.709571,-1.854238 53.709293,-1.854180 53.709157,-1.854025 53.708871,-1.853870 53.708557,-1.853818 53.708230,-1.853763 53.708238,-1.853823 53.708579,-1.853975 53.708891,-1.854054 53.709007,-1.854121 53.709123,-1.854203 53.709304,-1.854571 53.709735,-1.854664 53.709872,-1.854726 53.709940,-1.854821 53.710024,-1.854857 53.710069,-1.854955 53.710317,-1.854968 53.710423,-1.854974 53.710664,-1.854984 53.710747,-1.855052 53.710544,-1.855095 53.710541,-1.855197 53.710433,-1.855214 53.710166,-1.855192 53.710073,-1.855192 53.710011)),((-1.855048 53.709653,-1.854916 53.709447,-1.854743 53.709303,-1.854692 53.709240,-1.854610 53.709033,-1.854568 53.708890,-1.854566 53.708736,-1.854575 53.708734,-1.854571 53.708639,-1.854557 53.708537,-1.854510 53.708370,-1.854458 53.708234,-1.854423 53.708206,-1.854380 53.708187,-1.854323 53.708180,-1.854367 53.708409,-1.854327 53.708412,-1.854366 53.708708,-1.854403 53.708856,-1.854521 53.709181,-1.854613 53.709318,-1.854809 53.709518,-1.854930 53.709603,-1.855048 53.709653)))
point: POINT (-1.854654 53.709408)
notes: Ash, sycamore, willow
entry-date: 1989-09-27
start-date: 1989-09-27
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.