[R] Problem importing file in R after switching from windows to Ubuntu

[Duncan Murdoch]

On 14-02-28 4:47 PM, Christian De Santis wrote:
> Dear R List,
>
> today i have installed Ubuntu as i decided to give this a try after running R in windows was always running out of memory in making my figures. I have copied my working folders into Ubuntu and changed the WD and the \\ into /. I tried to re run the script and it was going all well till i tried to read a csv database into R.
>
> Annot <- read.csv("~/Documents/DATABASES/Functional_Annotations/Salar_2_Annot_light.csv", header = TRUE)
> Error in file(file, "rt") : cannot open the connection In addition: Warning message: In file(file, "rt") : cannot open file '/home/cd46/Documents/DATABASES/Functional_Annotations/Salar_2_Annot_light.csv': No such file or directory
>
> The code is right, and i checked it many times. I copied pasted in
>
> setwd("~/Documents/DATABASES/Functional_Annotations")
> and it works fine! The file is there too, i have checked and manually opened it. I know the message is telling me that he can't find the file or the directory but really, they are there and they are right (i think).
>
> Can someone give me some suggestions? What could i try? Or even better maybe you have a solution.

Likely Ubuntu is treating the file system as case sensitive; Windows 
usually does not.

Another possibility is that you don't have read permission on the file.

Duncan Murdoch