没有为knitr找到C_stri_join

Question

我在Rstudio中遇到knitr问题。原始的Rhtml模板无法编译或编织＆＃39;。我收到错误消息：

processing file: Test.Rmd
  |.............                                                    |  20%
  ordinary text without R code

  |..........................                                       |  40%
label: unnamed-chunk-1
Quitting from lines 11-12 (Test.Rmd) 
Error in stri_c(..., sep = sep, collapse = collapse, ignore_null = TRUE) : 
object 'C_stri_join' not found
Calls: <Anonymous> ... evaluate_call -> handle_output -> <Anonymous> -> str_c -  > stri_c

Execution halted

我有最新版本的R，Rstudio，Rmarkdown，knitr等。