TVNZ corporate spokesman Georgie Hills acknowledged the incident but said it was "a non-issue, no story went to air".
A review is addressing the way overseas footage is used in news stories.
"Clearly, it's an issue TVNZ takes very seriously," she said.
Some might say that discovering the item before it got to air shows TVNZ's editorial systems are working well.
But the incident is surprising given the apology over the Close Up item and the embarrassment it caused in the newsroom. It raises questions about the culture of the newsroom whose budgets have faced sharp cuts and which has suffered a succession of lapses going back to the Paul Henry debacle last October.
DIFFERENT STROKES?
Blogger and former journalist Brian Edwards has suggested Lynch may have been a scapegoat for failings in TVNZ's editorial processes.
A TV source said the person who had delivered the latest problematic material was more established at TVNZ, and is held in high regard by senior editorial management. So there will be a lot of interest in how standards were applied.
Hills said: "We will not be adding any further comment to the statements we have already made regarding the Close Up story.
"It is manifestly wrong and unfair to draw a parallel with that issue and this scenario."
GOSPEL RADIO
Board backing for televising parts of Radio New Zealand programming is leading to a direct clash between the board led by Richard Griffin and chief executive Peter Cavanagh.
This column reported last week that the board of governors is backing the idea promoted by TV producer John Barnett, but Cavanagh is strongly resisting.
This week Cavanagh declined to talk about "board discussions" and sent a memo to staff saying the board had not backed the idea of Radio NZ with pictures.
But Griffin said the board would ensure there was a trial to examine the idea of televised programmes a