[R] Error when using cobs library

[Uwe Ligges]

Martin Maechler wrote:
>>>>>> "Martin" == Martin Maechler <maechler at stat.math.ethz.ch>
>>>>>>     on Sat, 4 Nov 2006 10:59:16 +0100 writes:
> 
>>>>>> "jacinthe" == jacinthe  <jacinthe at gmx.de>
>>>>>>     on Sat, 04 Nov 2006 10:06:10 +0100 writes:
> 
>     jacinthe> Dear R-Users, I have problems with the cobs
>     jacinthe> library.
>     Martin> ^^^^^^^
>     Martin> It's package!
>     Martin> It's package!
>     Martin> .............
>     Martin> [say it load five times, so you re-train your brain ]
> 		    ^^^^
> to which Peter Dalgaard  appropriately responded
> 
>   PD>   It's loud!
>   PD>   It's loud!
>   PD>   ...
>   PD> 
>   PD>    ;-)
> 
> 
>     jacinthe> When doing the cobs example, I get the
>     jacinthe> folling error message:
> 
>     [................]
> 
>     Martin> Of course, the above works "typically", since otherwise the
>     Martin> package would not be on CRAN.
> 
>     jacinthe> Any suggestions how to fix this problem?
> 
>     Martin> It's not easy to help you, since you didn't give any details
>     Martin> about your setup.
>     Martin> Please do so, e.g. by showing the result of sessionInfo().
> 
> In the mean time "jacinthe" sent me
> 
>     Jaci> sessionInfo()
>     Jaci> Version 2.3.1 (2006-06-01) 
>     Jaci> i386-pc-mingw32 
> 
>     Jaci> attached base packages:
>     Jaci> [1] "splines"   "methods"   "stats"     "graphics"  "grDevices" "utils"     "datasets"  "base"     
> 
>     Jaci> other attached packages:
>     Jaci> cobs       quantreg     SparseM   fMultivar  fSeries  .....
>     Jaci> "1.1-3.5"    "4.01"      "0.68" "221.10065" "221.10065" ......
> 
> 
> which I think explains things:
> 
> Your version of SparseM is probably too old and or may not have
> been for R 2.3.1.
> 
> Do the following
> 
> 1) Get R 2.4.0 (or even R-2.4.0-patched)
> 
> 2) upgrade.packages()


Let me jump in:

It's update.packages()!
It's update.packages()!
.......................

(and use argument checkBuilt = TRUE) ;-)



>    where you should get newer versions of SparseM (and quantreg)
> 
> [you can also try to do "2)" alone; and that will be much quicker;
>  but note that S4 class/methods handling has been wastly
>  improved for R 2.4.0 and later, and SparseM does use them]
> 
> 
> 
>     Martin> I guess a mismatch of versions of the packages involved,
>     Martin> notably your version of "SparseM" maybe outdated.
> 
>     jacinthe> Thank you for your help.
> 
>     Martin> you're welcome.
>     Martin> Martin Maechler, ETH Zurich
> 
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