我有R Client 3.2.2.0，pandoc版本2.6，Miktex 2.9，降价0.7.7，rmarkdown 1.1，knitr 1.14
从.rmd到HTML和.docx函数的转换，但是每当我转换为PDF时，都会出现错误2。有什么想法吗？
Error: pandoc document conversion failed with error 2
In addition: Warning message:
running command '"C:/PROGRA~1/Pandoc/pandoc" +RTS -K512m -RTS rmd_2b68dd11afa.utf8.md --to latex --from markdown+autolink_bare_uris+ascii_identifiers+tex_math_single_backslash --output pandoc2b6834775719.pdf --template "C:\Users\username\Documents\R\win-library\3.3\rmarkdown\rmd\latex\default-1.17.0.2.tex" --highlight-style tango --latex-engine pdflatex --variable graphics=yes --variable "geometry:margin=1in"' had status 2