Tree preservation zone

There is a problem

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

reference: TPO218.A1
name: No info.
tree-preservation-order: undefined
TPO218
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-2.883676 53.393901,-2.883691 53.393922,-2.883714 53.393967,-2.883722 53.393979,-2.883735 53.394010,-2.883816 53.394183,-2.883932 53.394425,-2.883977 53.394524,-2.884005 53.394578,-2.884052 53.394570,-2.884086 53.394562,-2.884076 53.394556,-2.884073 53.394551,-2.884068 53.394547,-2.883995 53.394387,-2.883913 53.394216,-2.883877 53.394135,-2.883815 53.394006,-2.883799 53.393969,-2.883739 53.393869,-2.883696 53.393815,-2.883667 53.393785,-2.883629 53.393749,-2.882966 53.393145,-2.882701 53.393220,-2.882680 53.393224,-2.882613 53.393138,-2.882508 53.393008,-2.882423 53.392897,-2.881744 53.392001,-2.881685 53.392014,-2.881501 53.392059,-2.880909 53.392236,-2.880874 53.392412,-2.880738 53.392514,-2.880645 53.392580,-2.880610 53.392601,-2.880506 53.392644,-2.880255 53.392744,-2.880795 53.393141,-2.880797 53.393141,-2.881478 53.393644,-2.882287 53.394358,-2.883027 53.394109,-2.883256 53.394031,-2.883609 53.393908,-2.883676 53.393901)))
point: POINT (-2.881994 53.393229)
notes: The several tree of whatever species situated within area A1 on map.
entry-date: 1990-01-26
start-date: 1990-04-02
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.