Re: mekal models

Thanks Mike - I was being incredibly dumb then - I forgot the quotes on 
this model but not the others :-) 

On Fri, 14 Aug 2009, Michael Nowak wrote:

> 
> On Aug 14, 2009, at 11:02 AM, Rhaana Starling wrote:
> 
> >I have not been able to get the mekal model(s) to work in isis, where all
> >other xspec models I have tried are working. Is there something specific
> >to this model I need to do first, does anyone know?
> >Thanks,
> >Rhaana
> >
> >isis> fit_fun(mekal(1));
> >Error: function evaluation failed
> 
> I assume that it's not because you don't have quotes in the above, e.g.,
> 
> isis>fit_fun("mekal(1)");
> 
> I have no problems running mekal over here in our set-up.  To diagnose this
> better, we'd need more information:
> 
> 1) Do you know what versions of ISIS & XSPEC you are using?
> 2) Do you know how each was built?  Were they built using the same compilers?
> That's often a culprit for funny errors.  For instance, we just switched over
> XSPEC and ISIS to being built under gcc/gfortran 4.3.  However, ISIS built
> with gcc 4.3 here will run XSPEC models built with gcc 4.1; however, PGPLOT
> will drop the axis labels on all plots.  And there are other, more subtle
> errors that crop up.  Some imported modules built with gcc 4.1 will fail
> immediately, while some will seemingly work but corrupt data.  It's very
> important to have a uniform set of builds for all of the pieces.
> 3) Do you know if mekal works under XSPEC alone?  I.e., if you did a:
> 
> 	model mekal
> 	dummyrsp
> 	plot model
> 
> in XSPEC, does that work?  It would be good to track it down if it's in XSPEC
> proper, or in the calling of XSPEC from ISIS.  If the latter, my first guess
> would be #2 above.
> 
> That's at least a start to diagnosing this further.  Let's get the answers to
> the above, and work from there.
> 
> -Mike
> 
> 
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