[SciPy-user] Illegal Instruction

Robert Kern robert.kern@gmail....
Mon Sep 8 10:47:14 CDT 2008


On Mon, Sep 8, 2008 at 10:03, bernardo martins rocha
<bernardo.rocha@meduni-graz.at> wrote:
> Hi Guys,
>
> i'm trying to use scipy.optimize.leastsq but whenever I call it I get
> the following error:
>
> /"In [13]: p0 = [0.5,1,0.5,1] # initial guesses
>
> In [14]: guessfit = dbexpl(t,p0)
>
> In [15]: pbest = leastsq(residuals,p0,args=(data,t),full_output=1)
> Illegal instruction"
>
> /What does this error mean? I don't think it's is a error in the way I'm
> calling the method because I haven't changed my script that was working
> fine some weeks ago.

Are you on Windows? Which scipy binaries are you using? Does your CPU
support SSE2?

-- 
Robert Kern

"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
 -- Umberto Eco


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