Error(s) in re-building vignettes:
  ...
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
  ...
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Namespaces in Imports field not imported from:
  ‘class’ ‘mlbench’ ‘neuralnet’ ‘rpart’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Namespaces in Imports field not imported from:
  ‘class’ ‘mlbench’ ‘neuralnet’ ‘rpart’
  All declared Imports should be used.
Error(s) in re-building vignettes:
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
--- re-building 'FSinR.Rmd' using rmarkdown
--- finished re-building 'FSinR.Rmd'

--- re-building 'methods.Rmd' using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building 'methods.Rmd'

SUMMARY: processing the following file failed:
  'methods.Rmd'

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
  ...
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
  ...
--- re-building ‘FSinR.Rmd’ using rmarkdown
--- finished re-building ‘FSinR.Rmd’

--- re-building ‘methods.Rmd’ using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building ‘methods.Rmd’

SUMMARY: processing the following file failed:
  ‘methods.Rmd’

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
--- re-building 'FSinR.Rmd' using rmarkdown
--- finished re-building 'FSinR.Rmd'

--- re-building 'methods.Rmd' using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building 'methods.Rmd'

SUMMARY: processing the following file failed:
  'methods.Rmd'

Error: Vignette re-building failed.
Execution halted
Error(s) in re-building vignettes:
--- re-building 'FSinR.Rmd' using rmarkdown
--- finished re-building 'FSinR.Rmd'

--- re-building 'methods.Rmd' using rmarkdown
Error: processing vignette 'methods.Rmd' failed with diagnostics:
The closing fence on line 17 ("```") in methods.Rmd does not match the opening fence "  ```" on line 12. You are recommended to fix either the opening or closing fence of the code chunk to use exactly the same numbers of backticks and same level of indentation (or blockquote). See https://yihui.org/en/2021/10/unbalanced-delimiters/ for more info.
--- failed re-building 'methods.Rmd'

SUMMARY: processing the following file failed:
  'methods.Rmd'

Error: Vignette re-building failed.
Execution halted