Both PBurns and DWin are correct. I just thought I'd add a clunky "safety check" approach I use now and then:
Before doing the actual subset, i.e. df[-which(something),] , do something like if (length(which(something)) <1 ) {skip the subsetting} else df[-which(something)] -- View this message in context: http://r.789695.n4.nabble.com/omitting-integer-0-rows-from-data-frame-tp4679353p4679386.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.