Bug committed with number 14660 Cheers Joris 2011/8/22 Uwe Ligges <lig...@statistik.tu-dortmund.de>: > > > On 18.08.2011 17:53, Joris Meys wrote: >> >> Recently on stackoverflow following problem came up : >> >> >> http://stackoverflow.com/questions/7103429/all-the-connections-are-in-use-execution-halted/7108799#7108799 >> >> A reproducible example: When trying >> >> replicate(200,tryCatch(read.table("this.is.no.file"), >> warning=function(w){print(showConnections());print("warning")})) >> >> No connections are shown, but after a number of calls, suddenly the >> message >> >> Error in file(file, "rt") : all connections are in use >> >> pops up. Trying to get them deleted with closeAllConnections() causes >> R to crash on Windows 7. Another user reported a segfault. (see the >> link to stackoverflow) >> >> Although I initially thought on.exit() was somehow skipped, that's not >> the case. In fact, the connection couldn't be opened, so it can't be >> closed either. I have no clue as to why this goes wrong, but it shows >> there's something odd happening with the connections. For the record, >> I am aware that the use of the warning handler in that call is rather >> peculiar. But even then, R shouldn't crash. > > Right, and not trivial to track down! At least I can reproduce it with > R-devel under Windows Server 2008. Can you please file a bug report so it > won't be forgotten. > > Thanks, > Uwe Ligges > > > >> Cheers >> Joris >> >> >
-- Joris Meys Statistical consultant Ghent University Faculty of Bioscience Engineering Department of Applied mathematics, biometrics and process control tel : +32 9 264 59 87 joris.m...@ugent.be ------------------------------- Disclaimer : http://helpdesk.ugent.be/e-maildisclaimer.php ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
