[SciPy-user] odepack or f2py error
Thu Jul 10 14:30:33 CDT 2008
Thu, 10 Jul 2008 15:13:55 +0200, Fabrice Silva wrote:
> Using odeint, I've got an "Internal error" when the maximum number of
> steps is reached :
> lsoda-- at current t (=r1), mxstep (=i1) steps
> taken on this call before reaching tout
> In above message, I1 = 2000
> At line 1991 of file scipy/integrate/odepack/ddasrt.f (unit = 6,
> file = 'stdout')
> Internal Error: printf is broken
> In above message, R1 =f
> as "printf is broken", I can not know the instant when it breaks... I'm
> not sure the internal error is due to odeint or to f2py, as it seems
> that I've already seen this problem out of odeint.
> Any suggestion ?
What Fortran compiler are you using? Some old version of gfortran perhaps?
I think this "Internal Error:" message is from your Fortran compiler.
Googling for it brings up several messages referring to gfortran, so it's
likely this is a gfortran bug (possibly fixed in newer versions).
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