R语言读取csv文件时,出现了如下的报错,怎么解决?

R语言读取csv文件时,出现了如下的报错,怎么解决?
> data3 <- read.csv("22.csv",header = T)
Error in FUN(left) : invalid argument type

In addition: Warning messages:
1: In read.table(file = file, header = header, sep = sep, quote = quote, :
line 2 appears to contain embedded nulls
2: In read.table(file = file, header = header, sep = sep, quote = quote, :
incomplete final line found by readTableHeader on '22.csv'

可以参考R语言--readr包读写数据