Quizlet to Anki - Private deck error

I am trying to import deck from quizlet but keep getting an error message, I cannot seem to fix this despite copying html etc. Here is the error message, any help would be much appreciated

For help with a particular add-on, you should first try going to the add-on page and clicking “Contact Author” to report the issue. There are also several Quizlet related add-ons, which vary in effectiveness based on how update they are and what changes Quizlet had made. You might one to try another add-on.