[R] load ff object in a different computer

Milan Bouchet-Valat nalimilan at club.fr
Sun May 26 16:15:00 CEST 2013

Le dimanche 26 mai 2013 à 13:53 +0200, Djordje Bajic a écrit :
> Hi all,
> I am having trouble loading a ff object previously saved in a different
> computer. I have both files .ffData and .RData, and the first of them is
> 13Mb large from which I know the data is therein. But when I try to ffload
> it,
> checkdir error:  cannot create /home/_myUser_
>                  Permission denied
>                  unable to process
> home/_myUser_/Rtempdir/ff1a831d500b8d.ff.
> and some warnings.  In the original computer, this temporary file is
> deleted each time I exit R, and my expectation is that data is actually
> stored in the .ffData and .RData that I have here. But maybe I don't realy
> understand the underpinnings of ff. In thois computer, my username is
> different, so user "xyz" does not exist. I tried changing the option
> "Rtempdir" but no luck.
> In addition, when I open the .ffData file to see what is inside, there is
> only a path to the ff1a831... temporary file. As information about ff
> package in internet is rather scarce, could anyome please help me to
> understand this, and possibly recover my data if it is possible?
Please tell us exactly how you saved that ff object. You should try to
reproduce the problem with very simple data you post in your message
using dput(), and provide us with all the code and the errors it


> Thank you!
> Djordje
> 	[[alternative HTML version deleted]]
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