Could you give us the traceback? (In case you don't know, just type traceback() right after you got the error message.) I can't reproduce the error, so it gets a bit difficult to solve without having the real data.
Cheers Joris On Wed, Jun 2, 2010 at 6:51 PM, Dave_F <friedenbe...@battelle.org> wrote: > > Hello fellow R users, > > I have been getting a strange error message when using the cv.glmnet > function in the glmnet package. I am attempting to fit a multinomial > regression using the lasso. covars is a matrix with 80 rows and roughly > 4000 > columns, all the covariates are binary. resp is an eight level factor. I > can > fit the model with no errors but when I try to cross-validate after about > 30 > seconds I get the following: > > > > glmnet.fit = glmnet(covars,resp,family="multinomial") > > glmnet.cv = cv.glmnet(covars,resp,family="multinomial",type="class") > Error in if (outlist$msg != "Unknown error") return(outlist) : > argument is of length zero > > It seems like it makes it through the first couple folds but trips up > somewhere in the middle. > The example in the documentation works perfectly on my machine. Any ideas > on > what the problem may be? > > Thanks! > Dave > -- > View this message in context: > http://r.789695.n4.nabble.com/glmnet-strange-error-message-tp2240458p2240458.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. > -- Joris Meys Statistical Consultant Ghent University Faculty of Bioscience Engineering Department of Applied mathematics, biometrics and process control Coupure Links 653 B-9000 Gent tel : +32 9 264 59 87 joris.m...@ugent.be ------------------------------- Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php [[alternative HTML version deleted]] ______________________________________________ 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.
