After installing updated twitteR and ROAuth, I am still getting the same error as stated in these links. As there anyone who has been able to solve the prolem? Suggested solution do not work. http://stackoverflow.com/questions/9916283/twitter-roauth-and-windows-register-ok-but-certificate-verify-failed http://stackoverflow.com/questions/7411215/oauth-authentication-with-twitter-api-failed
Peter Maclean Department of Economics UDSM [[alternative HTML version deleted]]
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