Error(s) in re-building vignettes:
  ...
--- re-building 'NFP.Rmd' using rmarkdown
Warning in block_exec(params) :
  Failed to tidy R code in chunk 'install-pkg'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'nstall-pkg2'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'install-pkg-github'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'load-pkg'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Loading required package: graph
Loading required package: BiocGenerics
Loading required package: parallel

Attaching package: 'BiocGenerics'

The following objects are masked from 'package:parallel':

    clusterApply, clusterApplyLB, clusterCall, clusterEvalQ,
    clusterExport, clusterMap, parApply, parCapply, parLapply,
    parLapplyLB, parRapply, parSapply, parSapplyLB

The following objects are masked from 'package:stats':

    IQR, mad, sd, var, xtabs

The following objects are masked from 'package:base':

    Filter, Find, Map, Position, Reduce, anyDuplicated, append,
    as.data.frame, basename, cbind, colnames, dirname, do.call,
    duplicated, eval, evalq, get, grep, grepl, intersect, is.unsorted,
    lapply, mapply, match, mget, order, paste, pmax, pmax.int, pmin,
    pmin.int, rank, rbind, rownames, sapply, setdiff, sort, table,
    tapply, union, unique, unsplit, which.max, which.min

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'unnamed-chunk-2'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'unnamed-chunk-3'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'keggrefnet-methods'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  Failed to tidy R code in chunk 'reactome-map'. Reason:
Error in loadNamespace(name) : there is no package called 'formatR'

Loading required package: graphite
Warning in library(package, lib.loc = lib.loc, character.only = TRUE, logical.return = TRUE,  :
  there is no package called 'graphite'
Quitting from lines 135-143 (NFP.Rmd) 
Error: processing vignette 'NFP.Rmd' failed with diagnostics:
could not find function "pathways"
--- failed re-building 'NFP.Rmd'

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

Error: Vignette re-building failed.
Execution halted