[R-sig-Debian] rjags in Ubuntu 10.04

[Scott Brogan]

ldconfig worked a treat.  Thanks Michael & Dirk - I really appreciate your help.

On 27 May 2010 14:24, Dirk Eddelbuettel <edd at debian.org> wrote:
>
> On 27 May 2010 at 09:06, Michael Rutter wrote:
> |
> |
> | On 05/27/2010 07:31 AM, Dirk Eddelbuettel wrote:
> | >
> | > On 27 May 2010 at 07:15, Michael Rutter wrote:
> | > |
> | > |
> | > | On 05/27/2010 05:23 AM, Scott Brogan wrote:
> | > |>  I've not been able to install rjags successfully in Ubuntu 10.04 :
> | > |>
> | > |>  ** testing if installed package can be loaded
> | > |>  Error : .onLoad failed in loadNamespace() for 'rjags', details:
> | > |>     call: dyn.load(file, DLLpath = DLLpath, ...)
> | > |>     error: unable to load shared library
> | > |>  '/home/scott/R/i486-pc-linux-gnu-library/2.11/rjags/libs/rjags.so':
> | > |>     libjags.so.2: cannot open shared object file: No such file or directory
> | > |>  ERROR: loading failed
> | > |>
> | > |>  I've tried with different versions of both JAGS&   rjags; lastly with R
> | > |>  2.11.0, JAGS 2.1.0,&   rjags_2.1.0-4. Could anyone help ?
> | > |>
> | > |
> | > | Scott,
> | > |
> | > | I also had trouble installing rjags in 10.04.  I got the same error you
> | > | did, even though I could see the .so files.  The fix (I think, I tried
> | > | lots of things) was to run 'ldconfig', then launch R and install the
> | > | package.  Apparently, my jags install did not update the libraries.
> | >
> | > Excellent -- bug in my package as I do 'catch-all' package jags (as opposed
> | > to libjags, libjags-dev, ...) and use packaging default so this got omitted.
> | >
> | > Will fix.  Thanks for catching that, and sorry for any inconvenience caused.
> | >
> | > Dirk
> | >
> |
> | I do need to point out that I installed jags from the source files
> | (http://sourceforge.net/projects/mcmc-jags/files/).  Then I installed
> | rjags from within R, after I did the 'ldconfig' command.
>
> Ack, and my bad -- I should have checked.
>
> The packaging is much smarter than I gave it credit for and _does_ of course
> include a call to ldconfig in its postinst.  So maybe next time you want to
> try 'apt-get source -b jags' (after adding a deb-src entry that points to
> unstable to your /etc/apt/sources.list) ?
>
> --
>  Regards, Dirk
>