[Scilab-users] Cannot start Xcos

Tue Aug 16 15:52:33 CEST 2016

Hello Paul,

x_mdialog() works fine for several inputs at once! Thanks.

Regards
Stefan

On 2016-08-16 11:29, Paul Bignier wrote:
>
> Hello Stefan & Claus,
>
> I manage to reproduce the bug in Scilab 5.5.2 but it has been fixed on
> the master branch (Scilab 6): Xcos doesn't crash after calls to input().
>
> You may want to port your code to Scilab 6, or as a workaround you can
> use other i/o functions
> <https://help.scilab.org/docs/6.0.0/en_US/section_7182261dbbb2bb2293bb9166ba5f1fb3.html>
> than input().
>
> Regards,
>
> Paul
>
>
> On 08/16/2016 12:05 AM, Stefan Du Rietz wrote:
>> Thank you, Claus, for confirming. But for me there is no difference
>> and if I just enter return, r is a space character:
>>
>> -->r = input("Reply! ", "s");
>> -->mprintf("""%s""\n", r)
>> " "
>> -->ascii(r)
>>  ans  =
>>     32.
>>
>> /Stefan
>>
>>
>> On 2016-08-15 22:13, Claus Futtrup wrote:
>>> Hi Stefan
>>>
>>> An interesting find ... amazing. If you enter something (not just
>>> Return), then xcos opens. If you do not enter anything, then s
>>> contains an empty string, and xcos crashes.
>>>
>>> /Claus
>>>
>>> On 15-08-2016 20:04, Stefan Du Rietz wrote:
>>>> 1. Launch Scilab
>>>> 2. Do this
>>>> -->input("Press Return!", "s")
>>>> -->xcos()
>>>>
>>>> Regards
>>>> Stefan
>>>>
>>>>
>>>> On 2016-08-15 17:58, Stefan Du Rietz wrote:
>>>>> This line in my loadsci.sce is the culprit:
>>>>>
>>>>>   r = input("usb2data? [n] ", "s");
>>>>>
>>>>> The following lines don't matter. This must certainly be a bug?
>>>>>
>>>>> Regards
>>>>> Stefan
>>>>>
>>>>>
>>>>> On 2016-08-12 16:23, Stefan Du Rietz wrote:
>>>>>> But why can I launch Xcos after running my loadsci.sce(!) if I have
>>>>>> launched it before? Does it remember something from the first
>>>>>> launch
>>>>>> that makes it tolerant during the second launch to what I have
>>>>>> done in
>>>>>> loadsci.sce?
>>>>>>
>>>>>> Can you give me a hint?
>>>>>>
>>>>>> Regards
>>>>>> Stefan
>>>>>>
>>>>>>
>>>>>> On 2016-08-12 15:29, Paul Bignier wrote:
>>>>>>>
>>>>>>> You're welcome!
>>>>>>>
>>>>>>> I don't know what is in that loadsci.sci (sounds more like a
>>>>>>> .sce by
>>>>>>> the way) but if it is a personal file I'd start looking into it ;)
>>>>>>>
>>>>>>> Regards,
>>>>>>>
>>>>>>> Paul
>>>>>>>
>>>>>>>
>>>>>>> On 08/12/2016 03:06 PM, Stefan Du Rietz wrote:
>>>>>>>> Paul,
>>>>>>>> thank you very much for your help. Generally it is one's own
>>>>>>>> fault
>>>>>>>> when programs don't behave as expected ... So I started Scilab
>>>>>>>> with
>>>>>>>> all the same toolboxes but without my loadsci.sci and then I
>>>>>>>> could
>>>>>>>> start Xcos! But the strange thing is that if I then ran
>>>>>>>> loadsci.sci
>>>>>>>> from scilab's command line,
>>>>>>>>
>>>>>>>> -->exec(SCIHOME+"/loadsci.sci", -1)
>>>>>>>>
>>>>>>>> Xcos could still be started!
>>>>>>>>
>>>>>>>> Am I haunted by some evil ghost?
>>>>>>>>
>>>>>>>> Stefan
>>>>>>>>
>>>>>>>>
>>>>>>>> On 2016-08-12 11:53, Paul Bignier wrote:
>>>>>>>>>
>>>>>>>>> Stefan,
>>>>>>>>>
>>>>>>>>> You are launching Xcos properly, but this number of toolboxes
>>>>>>>>> looks
>>>>>>>>> suspicious to me, one of them may be interferring.
>>>>>>>>>
>>>>>>>>> Can you please disable their autoload and try to launch Xcos?
>>>>>>>>> If it
>>>>>>>>> works, you may want to load them one by one until you can't
>>>>>>>>> relaunch
>>>>>>>>> Xcos ; that way we'll know which one is causing the trouble.
>>>>>>>>>
>>>>>>>>> Thank you, best regards,
>>>>>>>>>
>>>>>>>>> Paul
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On 08/12/2016 10:45 AM, Stefan Du Rietz wrote:
>>>>>>>>>> Hello Paul,
>>>>>>>>>>
>>>>>>>>>> I am using Scilab 5.5.2, installed from binaries in three
>>>>>>>>>> different
>>>>>>>>>> computers with Windows 7 Pro, Windows 10 Home, and Xubuntu
>>>>>>>>>> Linux
>>>>>>>>>> 14.4, respectively. I have these toolboxes installed(?):
>>>>>>>>>>
>>>>>>>>>> -->s = atomsSearch("toolbox");
>>>>>>>>>> -->mprintf("%s\n", s(:, 1))
>>>>>>>>>> ampl_toolbox
>>>>>>>>>> ANN_Toolbox
>>>>>>>>>> celestlab
>>>>>>>>>> celestlabx
>>>>>>>>>> CLUSTER
>>>>>>>>>> CWA
>>>>>>>>>> dace_scilab
>>>>>>>>>> emd_toolbox
>>>>>>>>>> EMTTOOL
>>>>>>>>>> FACT
>>>>>>>>>> Global_Optim_toolbox
>>>>>>>>>> grocer
>>>>>>>>>> guimaker
>>>>>>>>>> huffcomp
>>>>>>>>>> hypt
>>>>>>>>>> ica_toolbox
>>>>>>>>>> json
>>>>>>>>>> lsitbx
>>>>>>>>>> Mascaret
>>>>>>>>>> MDPtoolbox
>>>>>>>>>> metanet
>>>>>>>>>> microdaq
>>>>>>>>>> minphase_toolbox
>>>>>>>>>> moc_toolbox
>>>>>>>>>> nan
>>>>>>>>>> OpenRTDynamics
>>>>>>>>>> regtools
>>>>>>>>>> rltool
>>>>>>>>>> serial
>>>>>>>>>> sndfile_toolbox
>>>>>>>>>> socket_toolbox
>>>>>>>>>> stixbox
>>>>>>>>>> swt
>>>>>>>>>> toolbox_skeleton
>>>>>>>>>> toolbox_spgl1
>>>>>>>>>> usb_toolbox
>>>>>>>>>> XCPL
>>>>>>>>>>
>>>>>>>>>> Best regards
>>>>>>>>>> Stefan
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On 2016-08-12 08:42, Paul Bignier wrote:
>>>>>>>>>>>
>>>>>>>>>>> Hello Stefan,
>>>>>>>>>>>
>>>>>>>>>>> This error is not familiar, could you give us more information
>>>>>>>>>>> please?
>>>>>>>>>>>
>>>>>>>>>>> What version of Scilab are you using? Compiled or Binary?
>>>>>>>>>>> OS? Do
>>>>>>>>>>> you
>>>>>>>>>>> have toolboxes installed?
>>>>>>>>>>>
>>>>>>>>>>> Thanks,
>>>>>>>>>>>
>>>>>>>>>>> Paul
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On 08/11/2016 08:26 PM, Stefan Du Rietz wrote:
>>>>>>>>>>>> Hello,
>>>>>>>>>>>> how do I start Xcos for the first time ever?
>>>>>>>>>>>>
>>>>>>>>>>>> When I try from the menu: Applications - Xcos,
>>>>>>>>>>>> I get this message:
>>>>>>>>>>>>
>>>>>>>>>>>>  8361  Tue Aug  9 21:14
>>>>>>>>>>>> ckobject(28);if with_module("xcos") then xcos(); else
>>>>>>>>>>>> disp(gettext("Please install xcos module
>>>>>>>>>>>> !--error 999
>>>>>>>>>>>> xcos:
>>>>>>>>>>>> while executing a callback
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> And from the command line:
>>>>>>>>>>>>
>>>>>>>>>>>> -->xcos
>>>>>>>>>>>>   !--error 999
>>>>>>>>>>>> xcos:
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> What can I do?
>>>>>>>>>>>>
>>>>>>>>>>>> Regards
>>>>>>>>>>>> Stefan
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>>>>>>>>>>
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> Paul BIGNIER
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