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: 1991/018.A4
name: Land to the rear of 49-54 High Street, Newburn
tree-preservation-order: undefined
1991/018
tree-preservation-zone-type: area
geometry: MULTIPOLYGON (((-1.738644 54.980846,-1.738670 54.980829,-1.738699 54.980818,-1.738712 54.980817,-1.738729 54.980812,-1.738737 54.980803,-1.738743 54.980799,-1.738746 54.980791,-1.738746 54.980774,-1.738740 54.980766,-1.738734 54.980762,-1.738653 54.980755,-1.738615 54.980784,-1.738591 54.980807,-1.738589 54.980816,-1.738442 54.980935,-1.738413 54.980962,-1.738379 54.980983,-1.738338 54.981013,-1.738289 54.981036,-1.738269 54.981041,-1.738241 54.981061,-1.738208 54.981099,-1.738185 54.981133,-1.738162 54.981171,-1.738147 54.981200,-1.738133 54.981233,-1.738134 54.981254,-1.738149 54.981294,-1.738154 54.981301,-1.738166 54.981310,-1.738185 54.981318,-1.738243 54.981313,-1.738263 54.981303,-1.738271 54.981288,-1.738269 54.981273,-1.738265 54.981197,-1.738268 54.981170,-1.738281 54.981139,-1.738302 54.981113,-1.738368 54.981062,-1.738385 54.981037,-1.738400 54.981025,-1.738434 54.981003,-1.738459 54.980984,-1.738471 54.980969,-1.738492 54.980956,-1.738546 54.980932,-1.738593 54.980902,-1.738644 54.980846)))
point: POINT (-1.738379 54.981043)
notes: These data are update live via a feed to NCC's Tree Managament System, EzyTreev
entry-date: 2022-07-01
start-date: 1991-01-01
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.