R Error in matrix if is null value logical else value nrow nr dimnames list rn length of dimnames 2 not equal to array extent

Question

I'm new to r and trying to use corrplot but getting below error. Can someone help.

> corrplot(mpg)
Error in matrix(if (is.null(value)) logical() else value, nrow = nr, dimnames = list(rn,  : 
  length of 'dimnames' [2] not equal to array extent

Answer 1

Hi Shiva,

You need to provide a matrix to corrplot.

So you can give a correlation matrix as input to corrplot.

Like this. corrplot(corrgram(mpg))

corrgram(mpg) returns a matrix as output which can be used as input to corrplot.