Issue challengeId (jschl_vc) extraction failed

[hn6pot]

Hi,

I have an issue parsing this url
https://www.japscan.to/lecture-en-ligne/tales-of-demons-and-gods/251/1.html
here is the stack :
ParserError:

Cloudflare may have changed their technique, or there may be a bug.

Bug Reports: https://github.com/codemanki/cloudscraper/issues

Check the detailed exception message that follows for the cause.

challengeId (jschl_vc) extraction failed
at onChallenge (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/cloudscraper/index.js:317:21)
at onCloudflareResponse (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/cloudscraper/index.js:247:12)
at onRequestResponse (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/cloudscraper/index.js:205:5)
at Request. (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/cloudscraper/index.js:149:7)
at Object.onceWrapper (events.js:428:26)
at Request.emit (events.js:321:20)
at Request. (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/request/request.js:1161:10)
at Request.emit (events.js:321:20)
at IncomingMessage. (/Users/hn6pot/WorkingLab/MainPiper/Eden/Applications/Manga Downloader/eapp/node_modules/request/request.js:1083:12)
at Object.onceWrapper (events.js:427:28)
at IncomingMessage.emit (events.js:333:22)
at endReadableNT (_stream_readable.js:1201:12)
at processTicksAndRejections (internal/process/task_queues.js:84:21) {
name: 'ParserError',
message: '\n' +
'### Cloudflare may have changed their technique, or there may be a bug.\n' +
'### Bug Reports: https://github.com/codemanki/cloudscraper/issues\n' +
'### Check the detailed exception message that follows for the cause.\n' +
'\n' +
'challengeId (jschl_vc) extraction failed'
}

thanks for your time !