what's wrong with:_OBJC_CLASS_$__TtC6Charts13LineChartView

[SlardarC]

Undefined symbols for architecture armv7:
"OBJC_CLASS$__TtC6Charts13LineChartView", referenced from:
objc-class-ref in DashTypeSelectedVCViewController.o
ld: symbol(s) not found for architecture armv7

I used Swift in an ObjC project,has selected the Charts.framework under the "Embedded Binaries" section.
depoloyment Target : 8.0
I am a novice,Thank you first.

[liuxuan30]

It's about saying your architecture, not Chart's library. Check your project setting about it first
Follow README carefully, and run ChartsDemo, it's helpful.