I found names(y)<-y
before the end is working ;) some more ideas ? -- View this message in context: http://r.789695.n4.nabble.com/rpanel-package-retrieve-data-from-panel-tp4016953p4017082.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.