use highmaps in vue to draw a Chinese city distribution map (longitude and latitude need to be located), according to the example given on the official website: https://jshare.com.cn/highmaps/M9tzGW/1
,
:proj4Highcharts error -sharp22: www.highcharts.com/errors/22
but I printed that console.log (proj4) has been successfully introduced, but it has not taken effect in highmaps. Have you ever experienced this problem? How did you solve it?