Dear All,
I have this problem with R-2.7.0 when loading RCurl on a 64 bit machine.
I am using a ubuntu 8.04.

> library(RCurl)
Error in dyn.load(file, DLLpath = DLLpath, ...) :
  unable to load shared library
'/home/john/R/x86_64-unknown-linux-gnu-library/2.7/RCurl/libs/RCurl.so':
  /home/john/R/x86_64-unknown-linux-gnu-library/2.7/RCurl/libs/RCurl.so:
undefined symbol: Curl_base64_encode
Error: package/namespace load failed for 'RCurl'

what can i do?

best

> session
sessionData  sessionInfo
> sessionInfo()
R version 2.7.0 (2008-04-22)
x86_64-unknown-linux-gnu

locale:
LC_CTYPE=en_US.UTF-8;LC_NUMERIC=C;LC_TIME=en_US.UTF-8;LC_COLLATE=en_US.UTF-8;LC_MONETARY=C;LC_MESSAGES=en_US.UTF-8;LC_PAPER=en_US.UTF-8;LC_NAME=C;LC_ADDRESS=C;LC_TELEPHONE=C;LC_MEASUREMENT=en_US.UTF-8;LC_IDENTIFICATION=C

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

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