Embedding Chart.js lib is mandatory

[EGsnn]

I don't konw hao to solve this problem! I need help !
I tried some methods ,but it's couldn't ok.
i'm chinese ,my english is very poor ,my chinese is very good. 谢谢

[EGsnn]

I solved the problem

in here>>> valor-software/ng2-charts#503
just add this
import '../../node_modules/chart.js/dist/Chart.bundle.min.js'; //