Zack, I'm able to reproduce the crash and the occasional warning. Will look into it - filed #5647<https://r-forge.r-project.org/tracker/index.php?func=detail&aid=5647&group_id=240&atid=975>. Thanks for reporting. Arun.
On Tue, Apr 22, 2014 at 8:07 PM, Zachary Long <[email protected]> wrote: > Hello, > > I was wondering if an error like this had been addressed before. I am > using data table 1.9.2. > > It appears that the error has to do with the interaction with R-Studio. > When I run > > library(data.table) > > dt<-data.table(strip="Nov08",date=c("2006-08-01","2006-08-02","2006-08-03","2006-08-04","2006-08-07", > > > "2006-08-08","2006-08-09","2006-08-10","2006-08-11","2006-08-14")) > dt[,forward_date:=c(rep(NA,5),date),by='strip'] > > > The result I expect is below, along with a warning message. > > strip date forward_date > 1: Nov08 2006-08-01 NA > 2: Nov08 2006-08-02 NA > 3: Nov08 2006-08-03 NA > 4: Nov08 2006-08-04 NA > 5: Nov08 2006-08-07 NA > 6: Nov08 2006-08-08 2006-08-01 > 7: Nov08 2006-08-09 2006-08-02 > 8: Nov08 2006-08-10 2006-08-03 > 9: Nov08 2006-08-11 2006-08-04 > 10: Nov08 2006-08-14 2006-08-07 > > > However, I don't get this. > > 1 of two things can happen. > > 1. My R-Studio will completely crash without warning. All unsaved > information is lost. > 2. I can get "Error: Value of SET_STRING_ELT() must be a 'CHARSXP' not a > 'character'" "In addition:Lost warning messages" > > Do you know what is the cause here? It seems related to memory allocation, > or something under the hood relating to the interaction of R-Studio and > data table. > > Zach > > _______________________________________________ > datatable-help mailing list > [email protected] > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help >
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