Did you install the package quantmod?

install.packages("quantmod")

Michael

On Sat, Aug 27, 2011 at 4:32 PM, Yumin <zpxykm@gmail.com> wrote:

>   Hi Michael:
>
>   I tried to simplify the code, but still failed.
>
> *            con <- url("http://quote.yahoo.com")
>            if(!inherits(try(open(con), silent = TRUE), "try-error"))
>           {
>               close(con)
>
>               x <- get.hist.quote(instrument = "ibm", quote = c("Cl",
> "Vol"))
>               plot(x, main = "International Business Machines Corp")
>           }*
>
>   It says:
>  *             Warning message:
>               In open.connection(con) : too many redirects, aborting ...*
>
>    The more, it doesn't accept " library(quantmod)" and says:
>
>               *Error in library(quantmod) : there is no package called
> 'quantmod'*
>
>    Please help me!
>
> --
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>
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