order.by requires an appropriate time-based object
HiNot sure why i get error like this:?Error in xts(forecasts, dates[(window.length):length(returns)]) :?? order.by requires an appropriate time-based object I have researched for the answer that i need to convert returns into time series. I did that but still it doesn't work?See attached for file.Thanks -------------- next part -------------- An embedded and charset-unspecified text was scrubbed... Name: 111.txt URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20170226/408992f3/attachment.txt>