Failed to load external entity GoogleFinanceSource

[mannau]

Using R 3.1 on Windows results in the following error for the GoogleFinanceSource:

> library(tm.plugin.webmining)
> googlefinance <- WebCorpus(GoogleFinanceSource("NASDAQ:MSFT"))
Result too largeUnknown IO errorUnknown IO errorUnknown IO errorUnknown IO errorfailed to load external entity "http://www.google.com/finance/company_news?hl=en&q=NASDAQ%3AMSFT&ie=utf-8&start=0&num=20&output=rss"

Session info:

> sessionInfo()
R version 3.1.2 (2014-10-31)
Platform: x86_64-w64-mingw32/x64 (64-bit)

locale:
[1] LC_COLLATE=German_Austria.1252  LC_CTYPE=German_Austria.1252    LC_MONETARY=German_Austria.1252 LC_NUMERIC=C                   
[5] LC_TIME=German_Austria.1252    

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] tm.plugin.webmining_1.3

loaded via a namespace (and not attached):
 [1] bitops_1.0-6    boilerpipeR_1.3 NLP_0.1-8       parallel_3.1.2  RCurl_1.95-4.5  rJava_0.9-7     RJSONIO_1.3-0   slam_0.1-32     tm_0.6-2       
[10] XML_3.98-1.1