[R-SIG-Finance] quantmod: addTA is broken?

Gabor Grothendieck ggrothendieck at gmail.com
Sun Dec 14 13:40:58 CET 2008


That's a warning message, not an error message.  This suppresses it:

suppressWarnings(plot(addTA(min55, on = 1)))


On Sun, Dec 14, 2008 at 5:14 AM, Michael Zak <zakdump at gmail.com> wrote:
> Hi there
>
> I have here some financial charts which I did a couple of months ago with
> quantmod. Today, I recharted my data with chartSeries(), which works fine.
> As soon as I add some indicators with addTA() I get a error message.
>
> For example:
> require(quantmod)
> require(TTR)
> getSymbols("YHOO")
> chartSeries(YHOO)
> min55 <- runMin(YHOO$YHOO.Low, 55)
> addTA(min55, on = 1)
>
>
> I get this message:
>
> Warning messages:
> 1: In merge.zoo(lchob at xdata, ta, join = "left", retside = c(FALSE,  :
>  Index vectors are of different classes: POSIXt POSIXt integer integer
>
>
> How can I solve this?
>
> Thank you, Michael
>
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