无法在Red Hat上安装R pmml软件包

Question

尝试在Red Hat上使用R Studio安装pmml包。我得到以下输出：

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downloaded 136 KB

* installing *source* package 'pmml' ...
** package 'pmml' successfully unpacked and MD5 sums checked
** R
** data
** inst
** preparing package for lazy loading
Error : object 'str_interp' is not exported by 'namespace:stringr'
ERROR: lazy loading failed for package ?pmml?
* removing '/usr/lib64/R/library/pmml'
Warning in install.packages :
  installation of package 'pmml' had non-zero exit status

Answer 1

你有过时的stringr包。从CRAN安装新的stringr软件包：

install.packages(c("stringr"))