Tree preservation zone

There is a problem

1000 entries with tree-preservation-order field must match the reference field in the tree preservation order dataset

reference: TPO2008_017_A_001
name: A1
tree-preservation-order: undefined
TPO2008_017
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.616359 53.854205,-1.617428 53.854729,-1.617560 53.854626,-1.617598 53.854560,-1.617699 53.854490,-1.617786 53.854475,-1.617912 53.854391,-1.617900 53.854346,-1.617919 53.854339,-1.617938 53.854347,-1.617994 53.854310,-1.618013 53.854277,-1.618032 53.854262,-1.618044 53.854269,-1.618120 53.854214,-1.618145 53.854203,-1.618151 53.854211,-1.618289 53.854126,-1.618302 53.854134,-1.618446 53.854049,-1.618735 53.853854,-1.618767 53.853784,-1.618786 53.853773,-1.618823 53.853773,-1.618848 53.853788,-1.619080 53.853645,-1.619149 53.853630,-1.619250 53.853553,-1.619420 53.853443,-1.619495 53.853417,-1.619797 53.853186,-1.619878 53.853112,-1.619904 53.853046,-1.619967 53.852994,-1.619980 53.852972,-1.620042 53.852935,-1.620074 53.852895,-1.620149 53.852829,-1.620231 53.852785,-1.619497 53.852446,-1.617489 53.853562,-1.616359 53.854205)))
point: POINT (-1.618319 53.853591)
notes
entry-date: 2026-02-12
start-date: 2008-03-04
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.