未捕获的DOMException：无法构造'Worker'：位于papaparse.mi.js的脚本

Question

I tried to play with importing CSV data as xAPI Statement in LRS. I tired to followed the step stated. But i cannot fletch the data. It throws a error." Uncaught DOMException: Failed to construct 'Worker': Script atUncaught DOMException: Failed to construct 'Worker': Script at papaparse.min.js

Here is the github link for it which i tried. https://github.com/mariocoski/csv-to-xapi

This is the error that i am getting papaparse.min.js:6 Uncaught DOMException: Failed to construct 'Worker': Script at 'file:///Users/dassintern/Documents/ayash/csv-to-xapi-master/js/lib/papaparse.min.js?papaworker' cannot be accessed from origin 'null'. at f (file:///Users/dassintern/Documents/ayash/csv-to-xapi-master/js/lib/papaparse.min.js:6:11265) at Object.t [as parse] (file:///Users/dassintern/Documents/ayash/csv-to-xapi-master/js/lib/papaparse.min.js:6:91) at HTMLInputElement. (file:///Users/dassintern/Documents/ayash/csv-to-xapi-master/js/csv-parser-extension.js:60:8) at HTMLInputElement.dispatch ( https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js:3:8549 ) at HTMLInputElement.r.handle ( https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js:3:5252 )

Answer 1

If you are seeing this in Chrome then the answer probably has to do with loading from a local filesystem rather than over HTTP. The key is the message "cannot be accessed from origin 'null'" where a local file:// load will have a null origin. See Chrome can't load web worker .