[BioC] Problems loading biomaRt and XML

[Seth Falcon]

Hi Jordi,

Jordi Altirriba Gutiérrez <altirriba at hotmail.com> writes:
> After this I install XML (without any problems) and I re-load biomaRt, but 
> an error message appears in a new window (I am translating it, as the 
> messages are in Spainsh):
>
> The entrance point of _htmlDefaultSAXHandler procedure can.t be found in the 
> library of dynamic links libxml2.dll
>
> Moreover in the R window appears:
>
> Loading required package: XML
> Error in dyn.load(x, as.logical(local), as.logical(now)) :
>         impossible to load the shared library  
> 'C:/ARCHIV~1/R/R-23~1.1/library/XML/libs/XML.dll':
>   LoadLibrary failure:  The specified process was no found.
> Error: .onLoad failed in 'loadNamespace' for 'XML'
> Error: package 'XML' could not be loaded

What version of the XML package did you download?  Perhaps try one
more time with biocLite:

  source("http://bioconductor.org/biocLite.R")
  biocLite("XML")

Then try just:

  library("XML")

I'm guessing that somehow you ended up with a bad/old version of the
XML package, but am not sure.

+ seth