[R] Check errors

[Prof Brian D Ripley]

On 24 Jul 2000, Peter Dalgaard BSA wrote:

> Christian Hennig <fm3a004 at math.uni-hamburg.de> writes:
> 
> > There were several warnings in base-Ex.Rout, which I will add at the end
> > of the mail, but they do not seem to be too serios to me.
> 
> They aren't.
> > > # save all data
> > > save(list = ls(), file= "all.Rdata")
> > > 
> > > # restore the saved values to the current environment
> > > load("all.Rdata")
> > Error in load("all.Rdata") : restore file corrupted -- no data loaded
> > Execution halted
> 
> This would be the culprit. Does this also happen if you repeat those
> lines inside R?
> 
> > Can anybody help me further?
> > Comments on the "library(mclust)-error" reported below are appreciated as well.
> > Perhaps this is independent of the "check"-problem?
> 
> Most likely.
> 
> > platform i586-pc-linux-gnulibc1
>                          ^^^^^^^^
> 
> This could be a source of problems, SuSE 5.2 is getting pretty old (6.4
> is current AFAIR).  Upgrading might be the fastest way out.
> 
> > * In my work with this R-1.1.0 up to now everything worked fine except
> > 
> > > library(mclust)
> > /usr/applic/packages/R/lib/R/bin/R.bin: can't resolve symbol '__moddi3'
> > /usr/applic/packages/R/lib/R/bin/R.bin: can't resolve symbol '__divdi3'
> > Error in dyn.load(x, as.logical(local), as.logical(now)) : 
> >         unable to load shared library "/usr/applic/packages/R/lib/R/library/mclust/libs/mclust.so":
> >   Unable to resolve symbol
> > Error in library(mclust) : .First.lib failed
> > 
> > (This happened with R-0.64.0 on the same system as well, and also under 
> > Solaris. I assume that f2c has to be installed to prevent this, because
> > mclust works on the only machine in our institute where f2c is installed.)
> 
> Hmm. What about the built-in packages (e.g. ctest)? Did you use R
> INSTALL correctly to install mclust (or install.packages('mclust'))?

I suspect this just means that you do not have the current mclust.
It happened often prior to mclust_1.1-1.tar.gz (around 0.64 time).

> In general, you need to link the shared library with the fortran libs,
> either  -lg2c or -lf2c. Older compilers may not be getting this right.

If that is the problem then make check on modreg should not work.
What is FLIBS in .../etc/Makeconf? Does it contain -lg2c?

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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