You were correct of course. I did have two elements of the YSPS array that
were equal. I didn't think I did, but when I looked very carefully, there they
were.
Thanks so much,
Ruth
Dave Kennison wrote:
> Ruth,
>
> > I'm getting the following error in a call to CPSPS2. The x and y
> > coordinates are in increasing numerical order.
> >
> > ERROR 11 IN CPSPS2 - ERROR IN CALL TO MSSRF1
> >
> > Is there a table of errors somewhere, where I could find the meaning of
> > "Error 11"? I believe there is something about my y coordinates that is
> > the problem, but knowing the meaning of errors might give me a better
> > clue to what the problem is.
>
> In this case, CPSPS2 has called MSSRF1 and gotten a non-zero error flag.
> Assuming the call to CPSPS2 is something like
>
> CALL CPSPS2 (XSPS,YSPS,ZSPS,KSPS,MSPS,NSPS,RWRK,KRWK,IWRK,
> + KIWK,ZDAT,KZDT)
>
> then there are two possibilities:
>
> 1) MSPS is less than 2 or NSPS is less than 2.
>
> 2) The values in XSPS or YSPS are not strictly increasing.
>
> I think the most likely possibility is that there are equal values in
> neighboring elements of one of the arrays XSPS or YSPS.
>
> To more directly answer your question: the programmer document for CONPACK
> contains a list of error messages and a rather sketchy discussion of each.
> The "11" is only of use with reference to the CONPACK code: it tells one
> exactly where in CPSPS2 the error occurred (in this case, there is only one
> place where it could be, but in other cases, it can be used to distinguish
> among many possible places).
>
> Hope this helps you ...
>
> Dave Kennison
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