object 'values.radar' not found

ricardo-bion / ggradar

radar charts with ggplot2

https://twitter.com/ricardobion

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Open Zepeng-Mu opened 5 years ago

Zepeng-Mu commented 5 years ago

Hi, I am running the example code but got the error:

Error in FUN(X[[i]], ...) : object 'values.radar' not found

How can I resolve this? Thanks