Just a wild guess. Could it be that your data is messed up either by an invisible chinese unicode character or a certain firewall? Why not pop over the border to Hongkong and test there. -- View this message in context: http://r.789695.n4.nabble.com/about-an-error-of-xts-tp4579828p4597588.html Sent from the Rmetrics mailing list archive at Nabble.com.