Repository: yt-dlp
Issue: PBS: An extractor error has occurred. (caused by KeyError('title'))
Labels: site-bug

### Checklist

- [X] I'm reporting a broken site
- [X] I've verified that I'm running yt-dlp version **2022.01.21**. ([update instructions](https://github.com/yt-dlp/yt-dlp#update))
- [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](https://github.com/ytdl-org/youtube-dl#video-url-contains-an-ampersand-and-im-getting-some-strange-output-1-2839-or-v-is-not-recognized-as-an-internal-or-external-command)
- [X] I've searched the [bugtracker](https://github.com/yt-dlp/yt-dlp/issues?q=) for similar issues including closed ones. DO NOT post duplicates
- [X] I've read the [guidelines for opening an issue](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#opening-an-issue)
- [X] I've read about [sharing account credentials](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#are-you-willing-to-share-account-details-if-needed) and I'm willing to share it if required

### Region

United States

### Description

I attempted to download episodes of "Broken Bread", however  they all return an error.

### Verbose log

```shell
[debug] Command-line config: ['-vU', 'https://www.pbs.org/video/the-future-of-restaurants-rbs0v8/']
[debug] Encodings: locale cp1252, fs utf-8, out utf-8, err utf-8, pref cp1252
[debug] yt-dlp version 2022.01.21 [f20d607b0]
[debug] Python version 3.10.2 (CPython 64bit) - Windows-10-10.0.22000-SP0
[debug] exe versions: none
[debug] Optional libraries: Cryptodome, mutagen, sqlite, websockets
[debug] Proxy map: {}
Latest version: 2022.01.21, Current version: 2022.01.21
yt-dlp is up to date (2022.01.21)
[debug] Using fake IP 6.233.58.236 (US) as X-Forwarded-For
[pbs] Downloading JSON metadata
[debug] [pbs] Extracting URL: https://www.pbs.org/video/the-future-of-restaurants-rbs0v8/
[pbs] the-future-of-restaurants-rbs0v8: Downloading webpage
[pbs] the-future-of-restaurants-rbs0v8: Downloading widget/partnerplayer page
[pbs] the-future-of-restaurants-rbs0v8: Downloading portalplayer page
ERROR: An extractor error has occurred. (caused by KeyError('title')); please report this issue on  https://github.com/yt-dlp/yt-dlp . Make sure you are using the latest version; see  https://github.com/yt-dlp/yt-dlp  on how to update. Be sure to call yt-dlp with the --verbose flag and include its complete output.
Traceback (most recent call last):
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\extractor\common.py", line 612, in extract
    ie_result = self._real_extract(url)
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\extractor\pbs.py", line 693, in _real_extract
    'title': info['title'],
KeyError: 'title'
Traceback (most recent call last):
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\extractor\common.py", line 612, in extract
    ie_result = self._real_extract(url)
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\extractor\pbs.py", line 693, in _real_extract
    'title': info['title'],
KeyError: 'title'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\YoutubeDL.py", line 1367, in wrapper
    return func(self, *args, **kwargs)
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\YoutubeDL.py", line 1437, in __extract_info
    ie_result = ie.extract(url)
  File "C:\Users\jesse\AppData\Local\Programs\Python\Python310\lib\site-packages\yt_dlp\extractor\common.py", line 642, in extract
    raise ExtractorError('An extractor error has occurred.', cause=e, video_id=self.get_temp_id(url))
yt_dlp.utils.ExtractorError: An extractor error has occurred. (caused by KeyError('title')); please report this issue on  https://github.com/yt-dlp/yt-dlp . Make sure you are using the latest version; see  https://github.com/yt-dlp/yt-dlp  on how to update. Be sure to call yt-dlp with the --verbose flag and include its complete output.
```