As discussed in:
https://discuss.erpnext.com/t/charts-erpnext-com-doesnt-work/33219
@krnkris has the issue been resolved?
@kennethsequeira no, it hasn't been solved yet.
Please refer to:
now the page has an error message

the fork is fixed by @rmehta but the download and the creat a new charts isn't yet
The fork is works, but somehow fork a base chart instead what shows on the display.
Related to:
https://github.com/frappe/erpnext/issues/13126#issuecomment-374333487
Please follow there.
Fixed as of:
https://github.com/frappe/erpnext/issues/13126#issuecomment-374333487
Most helpful comment
The fork is works, but somehow fork a base chart instead what shows on the display.