[R] Fw: quantreg installation and conflicts with R 2.15.2

[Uwe Ligges]

On 30.11.2012 22:10, Brian S Cade wrote:
> Just noticed that I get a similar error about object 'kronecker' in
> "Matrix" package when trying to load "lme4".   So this is a more pervasive
> problem.

Probably you have a mixture of packages for various versions of R around.

So after checking if all required packages are really installed, please run

update.packages(checkBuilt=TRUE)

Uwe Ligges



>
> Brian
>
> Brian S. Cade, PhD
>
> U. S. Geological Survey
> Fort Collins Science Center
> 2150 Centre Ave., Bldg. C
> Fort Collins, CO  80526-8818
>
> email:  brian_cade at usgs.gov
> tel:  970 226-9326
> ----- Forwarded by Brian S Cade/BRD/USGS/DOI on 11/30/2012 02:07 PM -----
>
> From:
> Brian S Cade/BRD/USGS/DOI
> To:
> R-help at r-project.org
> Date:
> 11/30/2012 01:16 PM
> Subject:
> quantreg installation and conflicts with R 2.15.2
>
>
> I recently lost the partitions on my hard drive (second time in 6 months)
> so I had to have our IT folks image all my files over to a new drive.  I
> completely reinstalled R (now 2.15.2) and all my libraries to my computer
> (Dell Latitude running Windows 7).  A few of my previous workspaces
> (created with R 2.14.1) can't be restored, reporting an error similar to
> the one I get when I try to load "quantreg" package which requires
> "SparseM" (see below).   So, not only will "quantreg" not load but some of
> my workspaces can't be restored when being loaded (see below).  Not sure
> about what this is about.   I asked Roger Koenker, the package maintainer,
> but he is on travel and won't have chance to seriously investigate this
> for awhile.  So I thought I would put it out to the R community and see if
> anyone has any suggestions about why this conflict might be occurring.
>
>> library(quantreg)
> Loading required package: SparseM
> Error : object ?kronecker? is not exported by 'namespace:methods'
> Error: package ?SparseM? could not be loaded
>
> or
>
> Error: object ?kronecker? is not exported by 'namespace:methods'
> During startup - Warning message:
> unable to restore saved data in C:\CADESTUFF\DATA\BarryNoon\.RData
>>
>
> Brian
>
> Brian S. Cade, PhD
>
> U. S. Geological Survey
> Fort Collins Science Center
> 2150 Centre Ave., Bldg. C
> Fort Collins, CO  80526-8818
>
> email:  brian_cade at usgs.gov
> tel:  970 226-9326
>
> 	[[alternative HTML version deleted]]
>
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