I was not able to create quarto document. 
When I tped  `quarto check` in cmd,an error occorred . 

```
C:\Users\yuliang18\Documents>quarto check

[>] Checking Quarto installation......OK
      Version: 1.1.149
      Path: C:\Users\yuliang18\AppData\Local\Programs\Quarto\bin\
      CodePage: unknown

[>] Checking basic markdown render....OK

[>] Checking Python 3 installation....OK
      Version: 3.8.13 (Conda)
      Path: D:/programfiles/anaconda/python.exe
      Jupyter: 4.9.2
      Kernels: ir, javascript, python3

[>] Checking Jupyter engine render....OK

[>] Checking R installation...........OK
      Version: 4.2.1
      Path: D:/Program Files/R/R-4.2.1
      LibPaths:
        - D:/Program Files/R/R-4.2.1/library
      rmarkdown: 2.16

(\) Checking Knitr engine render......ERROR: Error in source(file.path(res_dir, "hooks.R"), local = TRUE) :
  C:\Users\yuliang18\AppData\Local\Programs\Quarto\share/rmd/hooks.R:787:3: unexpected symbol
786:   comment_chars <- knitr_engine_comment_chars[[engine]] %||% "#"
787:   comment_start
       ^
Calls: .main -> source
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[>] Checking Knitr engine render......OK
```
2022-08-29T02:22:59Z
antonio-yu
needs-repro
closed
>quarto check .   Knitr engine render error.
https://github.com/quarto-dev/quarto-cli/issues/2184