我最近更新到osx Sierra，现在Rstudio无法找到我的包裹。但似乎它正在寻找合适的位置（DESeq2在列表中是第30号）：
> library(DESeq2)
Error in library(DESeq2) : there is no package called ‘DESeq2’
> .libPaths()
[1] "/Library/Frameworks/R.framework/Versions/3.3/Resources/library"
> list.files("/Library/Frameworks/R.framework/Versions/3.3/Resources/library")
[1] "acepack" "airway" "annotate" "AnnotationDbi" "assertthat" "base"
[7] "base64enc" "BH" "Biobase" "BiocGenerics" "BiocInstaller" "BiocParallel"
[13] "BiocStyle" "biomaRt" "Biostrings" "bitops" "boot" "caTools"
[19] "chron" "class" "cluster" "codetools" "colorspace" "compiler"
[25] "corpcor" "curl" "data.table" "datasets" "DBI" "DESeq2"
[31] "dichromat" "digest" "doParallel" "dplyr" "edgeR" "ellipse"
[37] "evaluate" "file86d32aa98203" "foreach" "foreign" "formatR" "Formula"
[43] "futile.logger" "futile.options" "gdata" "genefilter" "geneplotter" "GenomeInfoDb"
[49] "GenomicAlignments" "GenomicFeatures" "GenomicRanges" "ggplot2" "gplots" "graphics"
[55] "grDevices" "grid" "gridBase" "gridExtra" "gtable" "gtools"
[61] "highr" "Hmisc" "htmlTable" "htmltools" "htmlwidgets" "httpuv"
[67] "httr" "igraph" "IRanges" "irlba" "iterators" "jsonlite"
[73] "KernSmooth" "knitr" "labeling" "lambda.r" "lattice" "latticeExtra"
[79] "lazyeval" "limma" "locfit" "magrittr" "markdown" "MASS"
[85] "Matrix" "methods" "mgcv" "mime" "mixOmics" "munsell"
[91] "nlme" "NMF" "nnet" "openssl" "parallel" "pheatmap"
[97] "pkgmaker" "plyr" "R.cache" "R.methodsS3" "R.oo" "R.utils"
[103] "R6" "rafalib" "RColorBrewer" "Rcpp" "RcppArmadillo" "RCurl"
[109] "registry" "repmis" "reshape" "reshape2" "rgl" "rmarkdown"
[115] "rngtools" "rpart" "Rsamtools" "RSQLite" "rtracklayer" "S4Vectors"
[121] "scales" "shiny" "snow" "sourcetools" "spatial" "splines"
[127] "stats" "stats4" "stringi" "stringr" "SummarizedExperiment" "survival"
[133] "tcltk" "tibble" "tidyr" "tools" "translations" "utils"
[139] "viridis" "XML" "xtable" "XVector" "yaml" "zlibbioc"