> On Mar 1, 2018, at 2:02 PM, Michael Ashton <m.ash...@enduringinvestments.com> > wrote: > > Hi - > > For a while I've used RExcel without problems to run a repeating portfolio > optimization problem where I solve for a portfolio allocation targeting a > particular risk, then solve for a different risk, etc. I call the commands > with (e.g.) rinterface.Rrun "(R command)" > > Recently that macro started blowing up, returning #RErrors, and when I try to > trace the error I find that it is some kind of OLE error. I can't seem to > find anything about it online and it's hard to replicate for someone else > since you'd have to have my installation and my spreadsheet. > > But I thought I'd ask the community and see if anyone else has had this > problem recently with Rexcel. I'm calling solnp from within the RRun command, > but again...it worked for a long time and I don't think it's the inputs that > are wonky. Perhaps an update of R was incompatible with Rexcel? I've updated > Rexcel to 3.2.16 but it made no difference.
I'm pretty sure that RExcel is a commercial program and I assume that licensed users are expected to bring problems to the vendor. http://rcom.univie.ac.at/contact.html > > Any suggestions of what to try will be warmly entertained! > > Thanks, > > Mike > > Michael Ashton, CFA > Managing Principal > > Enduring Investments LLC > W: 973.457.4602 > C: 551.655.8006 I assume with that address you have a commercial license. -- David Winsemius Alameda, CA, USA 'Any technology distinguishable from magic is insufficiently advanced.' -Gehm's Corollary to Clarke's Third Law ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
