[Scilab-users] Sci-IPOpt updated

Stéphane Mottelet stephane.mottelet at utc.fr
Wed Sep 30 16:48:15 CEST 2020


That's what the windows_ifort_fix.sce script is supposed to fix. Can you 
verify the libifcoremd.dll (date, size) in the bin/ folder of your Scilab ?

Le 30/09/2020 à 15:41, CHEZE David 227480 a écrit :
>
> Hi,
>
> It fails equally with the following windows error message box :
>
> Scilex.exe Point d’entrée introuvable
>
> Le point d’entrée de procédure for_realloc_lhs est introuvable
>                 dans la bibliothèque de liens dynamiques
> \AppData\Local\scilab-6.1.0\contrib\sci_ipopt\1.0\thirdparty\Windows\bin\ipopt-3.dll
>
> Let me know if I can help further in any way.
>
> Regards,
>
> David
>
> *De :*users <users-bounces at lists.scilab.org> *De la part de* Stéphane 
> Mottelet
> *Envoyé :* mercredi 30 septembre 2020 12:14
> *À :* users at lists.scilab.org
> *Objet :* Re: [Scilab-users] Sci-IPOpt updated
>
> Hi,
>
> Can you restart Scilab but in console mode ? You should have a dialog 
> box giving more information about the link problem)
>
> S.
>
> Le 30/09/2020 à 09:51, CHEZE David 227480 a écrit :
>
>     Hello Stéphane,
>
>     I’ve just make an attempt to install the Sci-IPOpt toolbox from
>     atoms on windows_10_64bits OS, following your recommendations
>     below. I got message that the fix (after exec
>     windows_ifort_fix.sce) was successfully applied but once I restart
>     Scilab (6.1.0 release), the module fails to load with the message:
>
>     Start SciIPOpt
>
>     Load gateways
>
>     atomsLoad : Une erreur est survenue au cours du chargement de
>     'sci_ipopt-1.0':
>
>     exec: error on line #18: "link : La bibliothèque partagée n'a pas
>     été chargée: Unknown Error"
>
>     nb: I’ve quite recent Intel visual fortran composer xe (2018)
>     installed on this machine which may interfere with the fix ?
>
>     Regards,
>
>     David
>
>     *De :*users <users-bounces at lists.scilab.org>
>     <mailto:users-bounces at lists.scilab.org> *De la part de*
>     stephane.mottelet at utc.fr <mailto:stephane.mottelet at utc.fr>
>     *Envoyé :* mardi 29 septembre 2020 21:59
>     *À :* Users mailing list for Scilab <users at lists.scilab.org>
>     <mailto:users at lists.scilab.org>
>     *Objet :* Re: [Scilab-users] Sci-IPOpt updated
>
>     Hello,
>
>     This year Christmas arrived in september: although Windows really
>     sucks, I managed with the help of Antoine to build a version of
>     the toolbox for this operating system. Windows users should be
>     able to install sci_ipopt from the atoms GUI (Optimization
>     category). However, there is a little glitch because the Intel
>     Fortran runtime bundled with Scilab is a little bit outdated and
>     this is a problem for the thirdparty ipopt DLL. Hence, once you
>     have installed the toolbox, loading it after a restart will fail.
>     Hopefully there is an easy fix and I have bundled a little script
>     dedicated to this. Hence, after the Scilab restart and the failing
>     Sci-IPOpt load, just type the following at Scilab's prompt:
>
>     --> cd(atomsGetInstalledPath("sci_ipopt"))
>     --> exec windows_ifort_fix.sce
>
>     then restart Scilab: the toolbox should load just fine (run one of
>     the demos to make sure that everything works). The Intel Fortran
>     runtime will surely be updated for the next Scilab release and
>     this fix won't be anymore necessary.
>
>     S.
>
>     Stéphane Mottelet <stephane.mottelet at utc.fr
>     <mailto:stephane.mottelet at utc.fr>> a écrit :
>
>         Hello,
>
>         The Sci-IPOpt toolbox has been updated and now work (smoothly)
>         for Scilab 6.1. Users needing a serious tool for doing
>         optimization with general nonlinear constraint should give it
>         a try. There is no Windows version for the moment but I hope
>         we will have one before Christmas !
>
>         Enjoy !
>
>         --
>         Stéphane Mottelet
>         Ingénieur de recherche
>         EA 4297 Transformations Intégrées de la Matière Renouvelable
>         Département Génie des Procédés Industriels
>         Sorbonne Universités - Université de Technologie de Compiègne
>         CS 60319, 60203 Compiègne cedex
>         Tel : +33(0)344234688
>         https://antispam.utc.fr/proxy/1/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/www.utc.fr/~mottelet
>         <https://antispam.utc.fr/proxy/2/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/antispam.utc.fr/proxy/2/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/antispam.utc.fr/proxy/1/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/www.utc.fr/~mottelet>
>
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> -- 
> Stéphane Mottelet
> Ingénieur de recherche
> EA 4297 Transformations Intégrées de la Matière Renouvelable
> Département Génie des Procédés Industriels
> Sorbonne Universités - Université de Technologie de Compiègne
> CS 60319, 60203 Compiègne cedex
> Tel : +33(0)344234688
> http://www.utc.fr/~mottelet  <https://antispam.utc.fr/proxy/1/c3RlcGhhbmUubW90dGVsZXRAdXRjLmZy/www.utc.fr/~mottelet>
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-- 
Stéphane Mottelet
Ingénieur de recherche
EA 4297 Transformations Intégrées de la Matière Renouvelable
Département Génie des Procédés Industriels
Sorbonne Universités - Université de Technologie de Compiègne
CS 60319, 60203 Compiègne cedex
Tel : +33(0)344234688
http://www.utc.fr/~mottelet

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