Hi,

I am having troubles installing the BiocParallel package. Here is my error message and SessionInfo:

##############################################################################
> install.packages("BiocParallel")
Warning in install.packages :
  package ‘BiocParallel’ is not available (for R version 3.4.4)
##############################################################################
> sessionInfo()
R version 3.4.4 (2018-03-15)
Platform: x86_64-w64-mingw32/x64 (64-bit)
Running under: Windows >= 8 x64 (build 9200)

Matrix products: default

locale:
[1] LC_COLLATE=English_United States.1252  LC_CTYPE=English_United States.1252    LC_MONETARY=English_United States.1252
[4] LC_NUMERIC=C                           LC_TIME=English_United States.1252    

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

loaded via a namespace (and not attached):
[1] compiler_3.4.4 tools_3.4.4    yaml_2.2.0 
##############################################################################

Thank you

Please try installing via biocLite() which is the Bioconductor recommended way of installing bioconductor packages in R-3.4

source("https://bioconductor.org/biocLite.R")
BiocInstaller::biocLite("BiocParallel")

https://www.bioconductor.org/install/#Legacy (check out this link for more information)