Unable to download TVNZ videos right away

[StickyChannel92]

Your question

I'm trying to download TVNZ+ video and the extension says it's possible, but I get the error codes below:

[h264 @ 000001d5a054e540] out of range intra chroma pred mode
[h264 @ 000001d5a054e540] error while decoding MB 5 0
[h264 @ 000001d5a054e540] P sub_mb_type 12 out of range at 10 9
[h264 @ 000001d5a054e540] error while decoding MB 10 9
[h264 @ 000001d5a09320c0] top block unavailable for requested intra mode
[h264 @ 000001d5a09320c0] error while decoding MB 7 0, bytestream 34069
[h264 @ 000001d5a09ad200] top block unavailable for requested intra mode -1
[h264 @ 000001d5a09ad200] error while decoding MB 11 0, bytestream 67511
[h264 @ 000001d5a09d9e80] top block unavailable for requested intra mode -1
[h264 @ 000001d5a09d9e80] error while decoding MB 23 0, bytestream 111698
[aac @ 000001d5a09cd3c0] channel element 3.13 is not allocated
[aac @ 000001d5a0a78340] channel element 3.12 is not allocated
[aac @ 000001d5a0b00800] channel element 3.12 is not allocated
[h264 @ 000001d5a054e540] P sub_mb_type 7 out of range at 6 12
[h264 @ 000001d5a054e540] error while decoding MB 6 12
[h264 @ 000001d5a054e540] ref 8 overflow
[h264 @ 000001d5a054e540] error while decoding MB 12 5
[h264 @ 000001d5a054e540] out of range intra chroma pred mode
[h264 @ 000001d5a054e540] error while decoding MB 23 3
[h264 @ 000001d5a054e540] ref 17 overflow
[h264 @ 000001d5a054e540] error while decoding MB 19 5
[h264 @ 000001d5a054e540] mb_type 1590 in P slice too large at 4 6
[h264 @ 000001d5a054e540] error while decoding MB 4 6
[mp4 @ 000001d5a1c3a580] Could not find tag for codec webvtt in stream #0, codec not currently supported in container
[out#0/mp4 @ 000001d5a0c28f00] Could not write header (incorrect codec parameters ?): Invalid argument
Error opening output file C:\Users\sagan\dwhelper\Watch Gus the Itsy Bitsy Knight S1E1 TVNZ+-01.mp4.
Error opening output files: Invalid argument

Is this fixable?
Tested link:
https://www.tvnz.co.nz/shows/gus-the-itsy-bitsy-knight/episodes/s1-e1

Addon & CoApp version and details

version: 8.2.0.23
channel: stable
build date: 2024-02-14
build options: linuxlic: false, noyt: true, browser: chrome
lang: en-US
license: accepted
key (only 16 first characters): a4f01e7075e7480e
platform: x86-64 win
UA: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36 OPR/107.0.0.0
coapp: yes. Info:
{
  "id": "net.downloadhelper.coapp",
  "name": "VdhCoApp",
  "version": "2.0.17",
  "binary": "C:\\Program Files\\DownloadHelper CoApp\\vdhcoapp.exe",
  "displayName": "VdhCoApp",
  "description": "Video DownloadHelper companion app",
  "target": {
    "os": "windows",
    "arch": "x86_64",
    "node": "18"
  },
  "home": "C:\\Users\\sagan",
  "converterBinary": "C:\\Program Files\\DownloadHelper CoApp\\ffmpeg.exe",
  "converterBase": "ffmpeg",
  "converterBaseVersion": "63b936e978"
}

[paulrouget]

Pretty sure these are DRM videos. Which we can't download.