title: Error when installing packages in R
body: <p>I need to install 2 packages in R in order to run a different library. </p>
  
  <p>When installing limma and IRanges from Bioconductor, I get the following error: </p>
  
  <pre><code>&gt; install.packages("IRanges_1.18.4.tar.gz") 
  Installing package into ‘C:/Users/Zambidis Lab/Documents/R/win-library/3.0’
  (as ‘lib’ is unspecified)
  inferring 'repos = NULL' from 'pkgs'
  * installing *source* package 'IRanges' ...
  ** libs
  
  *** arch - i386
  Warning: running command 'make -f "C:/PROGRA~1/R/R-32~1.0/etc/i386/Makeconf" -f "C:/PROGRA~1/R/R-32~1.0/share/make/winshlib.mk" SHLIB="IRanges.dll" OBJECTS="AEbufs.o CompressedIRangesList_class.o CompressedList_class.o DataFrame_class.o GappedRanges_class.o Grouping_class.o Hits_class.o IRanges_class.o IRanges_constructor.o IntervalTree.o Ocopy_byteblocks.o R_init_IRanges.o RangedData_class.o Ranges_comparison.o RleViews_utils.o Rle_class.o Rle_utils.o SEXP_utils.o SharedDouble_class.o SharedInteger_class.o SharedRaw_class.o SharedVector_class.o SimpleList_class.o SimpleRangesList_class.o Vector_class.o XDoubleViews_utils.o XIntegerViews_utils.o XRawList_comparison.o XVectorList_class.o XVector_class.o anyMissing.o common.o compact_bitvector.o coverage_methods.o dlist.o encodeOverlaps_methods.o errabort.o hash_utils.o int_utils.o inter_range_methods.o localmem.o memalloc.o rbTree.o safe_arithm.o sort_utils.o str_utils.o ucsc_handlers.o vector_copy.o"' had status 127
  ERROR: compilation failed for package 'IRanges'
  * removing 'C:/Users/Zambidis Lab/Documents/R/win-library/3.0/IRanges'
  * restoring previous 'C:/Users/Zambidis Lab/Documents/R/win-library/3.0/IRanges'
  Warning in file.copy(lp, dirname(pkgdir), recursive = TRUE, copy.date = TRUE) :
    problem copying C:\Users\Zambidis Lab\Documents\R\win-library\3.0\00LOCK-IRanges\IRanges\libs\x64\IRanges.dll to C:\Users\Zambidis Lab\Documents\R\win-library\3.0\IRanges\libs\x64\IRanges.dll: Permission denied
  Warning messages:
  1: running command '"C:/PROGRA~1/R/R-32~1.0/bin/x64/R" CMD INSTALL -l "C:\Users\Zambidis Lab\Documents\R\win-library\3.0" "IRanges_1.18.4.tar.gz"' had status 1 
  2: In install.packages("IRanges_1.18.4.tar.gz") :
    installation of package ‘IRanges_1.18.4.tar.gz’ had non-zero exit status
  </code></pre>
  
  <p>I tried to install GO.db though the error is the same: </p>
  
  <pre><code>    &gt; source("http://bioconductor.org/biocLite.R")
      Bioconductor version 2.12 (BiocInstaller 1.10.4), ?biocLite for help
      A newer version of Bioconductor is available for this version of R, ?BiocUpgrade for help
      &gt; biocLite("GO.db")
      BioC_mirror: http://bioconductor.org
      Using Bioconductor version 2.12 (BiocInstaller 1.10.4), R version 3.2.0.
      Temporarily using Bioconductor version 2.12
      Installing package(s) 'GO.db'
      Warning: unable to access index for repository http://bioconductor.org/packages/2.12/bioc/bin/windows/contrib/3.2
      Warning: unable to access index for repository http://bioconductor.org/packages/2.12/data/annotation/bin/windows/contrib/3.2
      Warning: unable to access index for repository http://bioconductor.org/packages/2.12/data/experiment/bin/windows/contrib/3.2
      Warning: unable to access index for repository http://bioconductor.org/packages/2.12/extra/bin/windows/contrib/3.2
      installing the source package ‘GO.db’
  
  trying URL 'http://bioconductor.org/packages/2.12/data/annotation/src/contrib/GO.db_2.9.0.tar.gz'
  Content type 'application/x-gzip' length 25473946 bytes (24.3 MB)
  downloaded 24.3 MB
  
  * installing *source* package 'GO.db' ...
  ** R
  ** inst
  ** preparing package for lazy loading
  ** help
  *** installing help indices
  ** building package indices
  ** testing if installed package can be loaded
  *** arch - i386
  Error : .onLoad failed in loadNamespace() for 'GO.db', details:
    call: match.arg(synchronous, c("off", "normal", "full"))
    error: 'arg' must be NULL or a character vector
  Error: loading failed
  Execution halted
  *** arch - x64
  Error : .onLoad failed in loadNamespace() for 'GO.db', details:
    call: match.arg(synchronous, c("off", "normal", "full"))
    error: 'arg' must be NULL or a character vector
  Error: loading failed
  Execution halted
  ERROR: loading failed for 'i386', 'x64'
  * removing 'C:/Users/Zambidis Lab/Documents/R/win-library/3.0/GO.db'
  * restoring previous 'C:/Users/Zambidis Lab/Documents/R/win-library/3.0/GO.db'
  
  The downloaded source packages are in
          ‘C:\Users\Zambidis Lab\AppData\Local\Temp\RtmpU3gtWD\downloaded_packages’
  Old packages: 'IRanges', 'limma'
  Update all/some/none? [a/s/n]: a
  Warning: unable to access index for repository http://bioconductor.org/packages/2.12/bioc/bin/windows/contrib/3.2
  Warning: unable to access index for repository http://bioconductor.org/packages/2.12/data/annotation/bin/windows/contrib/3.2
  Warning: unable to access index for repository http://bioconductor.org/packages/2.12/data/experiment/bin/windows/contrib/3.2
  Warning: unable to access index for repository http://bioconductor.org/packages/2.12/extra/bin/windows/contrib/3.2
  Packages which are only available in source form, and may need compilation of C/C++/Fortran: ‘IRanges’ ‘limma’
    These will not be installed
  Warning messages:
  1: running command '"C:/PROGRA~1/R/R-32~1.0/bin/x64/R" CMD INSTALL -l "C:\Users\Zambidis Lab\Documents\R\win-library\3.0" C:\Users\ZAMBID~1\AppData\Local\Temp\RtmpU3gtWD/downloaded_packages/GO.db_2.9.0.tar.gz' had status 1 
  2: In install.packages(pkgs = pkgs, lib = lib, repos = repos, ...) :
    installation of package ‘GO.db’ had non-zero exit status
  </code></pre>