[twitch] Error getting data in GQL response #25861

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opened 2026-02-21 14:01:21 -05:00 by deekerman · 1 comment

deekerman commented

2026-02-21 14:01:21 -05:00

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Originally created by @DesweR on GitHub (Feb 24, 2023).

Checklist

I'm reporting a broken site support issue
I've verified that I'm running youtube-dl version 2022.11.13 / last commit: 1a4fbe8
I've checked that all provided URLs are alive and playable in a browser
I've checked that all URLs and arguments with special characters are properly quoted or escaped
I've searched the bugtracker for similar bug reports including closed ones
I've read bugs section in FAQ

Verbose log

youtube-dl.exe -v -F https://www.twitch.tv/videos/1744660246

[debug] System config: []
[debug] User config: []
[debug] Custom config: []
[debug] Command-line args: ['-v', '-F', 'https://www.twitch.tv/videos/1744660246']
[debug] Encodings: locale cp1251, fs mbcs, out cp1251, pref cp1251
[debug] youtube-dl version 2021.12.17
[debug] Python version 3.4.4 (CPython) - Windows-XP-5.1.2600-SP3
[debug] exe versions: none
[debug] Proxy map: {}

[twitch:vod] 1744660246: Downloading stream metadata GraphQL

ERROR: An extractor error has occurred. (caused by KeyError('data',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 535, in extract
    ie_result = self._real_extract(url)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 332, in _real_extract
    info = self._download_info(vod_id)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 263, in _download_info
    'Downloading stream metadata GraphQL')[0]['data']
KeyError: 'data'
Traceback (most recent call last):
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 535, in extract
    ie_result = self._real_extract(url)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 332, in _real_extract
    info = self._download_info(vod_id)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 263, in _download_info
    'Downloading stream metadata GraphQL')[0]['data']
KeyError: 'data'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\YoutubeDL.py", line 816, in wrapper
    return func(self, *args, **kwargs)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\YoutubeDL.py", line 837, in __extract_info
    ie_result = ie.extract(url)
  File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 548, in extract
    raise ExtractorError('An extractor error has occurred.', cause=e)
youtube_dl.utils.ExtractorError: An extractor error has occurred. (caused by KeyError('data',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type  youtube-dl -U  to update. Be sure to call youtube-dl with the --verbose flag and include its complete output.

Description

The error description is here.
The solution is here.

twitch.py

from ..utils import (
    ...
    traverse_obj,
    ...
)

    def _download_info(self, item_id):
        data = self._download_gql(
            item_id, [{
                'operationName': 'VideoMetadata',
                'variables': {
                    'channelLogin': '',
                    'videoID': item_id,
                },
            }],
            'Downloading stream metadata GraphQL')
        video = traverse_obj(data, (Ellipsis, 'data', 'video'), get_all=False)
        if video is None:
            raise ExtractorError(
                'Video %s does not exist' % item_id, expected=True)
        return self._extract_info_gql(video, item_id)

Originally created by @DesweR on GitHub (Feb 24, 2023).  ## Checklist  - [x] I'm reporting a broken site support issue - [x] I've verified that I'm running youtube-dl version **2022.11.13 / last commit: 1a4fbe8** - [x] I've checked that all provided URLs are alive and playable in a browser - [x] I've checked that all URLs and arguments with special characters are properly quoted or escaped - [x] I've searched the bugtracker for similar bug reports including closed ones - [x] I've read bugs section in FAQ ## Verbose log  ``` youtube-dl.exe -v -F https://www.twitch.tv/videos/1744660246 [debug] System config: [] [debug] User config: [] [debug] Custom config: [] [debug] Command-line args: ['-v', '-F', 'https://www.twitch.tv/videos/1744660246'] [debug] Encodings: locale cp1251, fs mbcs, out cp1251, pref cp1251 [debug] youtube-dl version 2021.12.17 [debug] Python version 3.4.4 (CPython) - Windows-XP-5.1.2600-SP3 [debug] exe versions: none [debug] Proxy map: {} [twitch:vod] 1744660246: Downloading stream metadata GraphQL ERROR: An extractor error has occurred. (caused by KeyError('data',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output. Traceback (most recent call last): File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 535, in extract ie_result = self._real_extract(url) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 332, in _real_extract info = self._download_info(vod_id) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 263, in _download_info 'Downloading stream metadata GraphQL')[0]['data'] KeyError: 'data' Traceback (most recent call last): File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 535, in extract ie_result = self._real_extract(url) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 332, in _real_extract info = self._download_info(vod_id) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\twitch.py", line 263, in _download_info 'Downloading stream metadata GraphQL')[0]['data'] KeyError: 'data' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\YoutubeDL.py", line 816, in wrapper return func(self, *args, **kwargs) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\YoutubeDL.py", line 837, in __extract_info ie_result = ie.extract(url) File "D:\Python27\Scripts\youtube-dl-master\dist\sse\youtube-dl.exe\youtube_dl\extractor\common.py", line 548, in extract raise ExtractorError('An extractor error has occurred.', cause=e) youtube_dl.utils.ExtractorError: An extractor error has occurred. (caused by KeyError('data',)); please report this issue on https://yt-dl.org/bug . Make sure you are using the latest version; type youtube-dl -U to update. Be sure to call youtube-dl with the --verbose flag and include its complete output. ``` ## Description  The error description is [here](https://github.com/yt-dlp/yt-dlp/issues/6308). The solution is [here](https://github.com/yt-dlp/yt-dlp/pull/6318). ``` twitch.py from ..utils import ( ... traverse_obj, ... ) def _download_info(self, item_id): data = self._download_gql( item_id, [{ 'operationName': 'VideoMetadata', 'variables': { 'channelLogin': '', 'videoID': item_id, }, }], 'Downloading stream metadata GraphQL') video = traverse_obj(data, (Ellipsis, 'data', 'video'), get_all=False) if video is None: raise ExtractorError( 'Video %s does not exist' % item_id, expected=True) return self._extract_info_gql(video, item_id) ```

deekerman added the

broken-IE

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2026-02-21 14:01:21 -05:00

deekerman commented

2026-02-21 14:01:23 -05:00

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@dirkf commented on GitHub (Feb 24, 2023):

Or this for patching a yt-dl like the release that doesn't have traverse_obj():

-        video = traverse_obj(data, (Ellipsis, 'data', 'video'), get_all=False)
+        video = next(filter(None, (try_get(y, lambda x: x['data']['video'], dict) for y in data or [])), None)

@dirkf commented on GitHub (Feb 24, 2023): Or this for patching a yt-dl like the release that doesn't have `traverse_obj()`: ```diff - video = traverse_obj(data, (Ellipsis, 'data', 'video'), get_all=False) + video = next(filter(None, (try_get(y, lambda x: x['data']['video'], dict) for y in data or [])), None) ```

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starred/youtube-dl-ytdl-org#25861

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