[Paraview] Paraview crashing when clipping an openfoam solution

[Carlos E Manglano-Villamarin]

Hi Joachim,

I downloaded the tar.gz file from https://www.paraview.org/download/, under
the Release Candidates section.

Regards,

2018-03-27 15:29 GMT+02:00 Joachim Pouderoux <joachim.pouderoux at kitware.com>
:

> Carlos,
>
> What did you download exactly? The sources archive or the binaries? On
> which platform?
>
> Best,
>
> *Joachim Pouderoux*, PhD
>
> *Technical Expert - Scientific Computing Team*
> *Kitware SAS <http://www.kitware.fr>*
>
>
> 2018-03-27 9:10 GMT-04:00 Carlos E Manglano-Villamarin <
> carlosemanglanov at gmail.com>:
>
>> Joachim,
>>
>> Quick question about PV >= 5.5 RC1 ... I have downloaded the RC3, how do
>> I install it? I cannot find any 'make' or 'install' file ... Is it provided
>> to run "out of the box"?
>>
>> Regards,
>> Carlos
>>
>> 2018-03-26 20:36 GMT+02:00 Joachim Pouderoux <
>> joachim.pouderoux at kitware.com>:
>>
>>> Carlos,
>>>
>>> OpenFOAM can produce cells with non planar faces which is not handled by
>>> VTK/ParaView. Moreover it appears that current reader implementation can
>>> also produce incorrect cells when reading wedge cells.
>>> Thanks to a recent rewriting of the polydron clipping algorithm, the
>>> clipping/slicing of polyhedron should no more lead to crashes. However,the
>>> problems
>>> of non planar faces might produce some holes in the result.
>>> We are currently working on a patch to better handle this case in the
>>> reader.
>>> If you want to try the new polyhedron  clipping algorithm, you will have
>>> to use ParaView >= 5.5 RC1.
>>>
>>> Best regards,
>>> Joachim
>>>
>>>
>>> *Joachim Pouderoux*, PhD
>>>
>>> *Technical Expert - Scientific Computing Team*
>>> *Kitware SAS <http://www.kitware.fr>*
>>>
>>>
>>> 2018-03-26 14:29 GMT-04:00 Carlos E Manglano-Villamarin <
>>> carlosemanglanov at gmail.com>:
>>>
>>>> It's me again, I'm sorry,
>>>>
>>>> Problem NOT solved!!! ... Hardware looks ok, software and system
>>>> handling memory looks good too.
>>>>
>>>> ParaView shuts down if I try to generate a clip with the "VTK
>>>> Polyhedron" option selected, before and after clipping ...
>>>>
>>>> possible bug??
>>>>
>>>> C.
>>>>
>>>> 2018-03-26 16:51 GMT+02:00 Shawn Waldon <shawn.waldon at kitware.com>:
>>>>
>>>>> Hi Carlos,
>>>>>
>>>>> That error message means that an exception was thrown from a Qt event
>>>>> handler.  The message about reimplementing QApplication::notify() is just
>>>>> to tell you how to catch the exception if you wanted to.  The real problem
>>>>> is the exception.
>>>>>
>>>>> A std::bad_alloc exception happens when the program tries to allocate
>>>>> memory and fails.  So you need to figure out why you are running out of
>>>>> memory (that is the most likely cause of the error).
>>>>>
>>>>> HTH,
>>>>> Shawn
>>>>>
>>>>> On Mon, Mar 26, 2018 at 10:47 AM, Carlos E Manglano-Villamarin <
>>>>> carlosemanglanov at gmail.com> wrote:
>>>>>
>>>>>> Hi everyone!
>>>>>>
>>>>>> When I postprocess some simulations, less than 900,000 cells, from
>>>>>> openfoam, either opening paraview directly or using the parafoam tool, the
>>>>>> program crashes giving me the following error message:
>>>>>>
>>>>>> I/O    : uncollated
>>>>>> terminate called after throwing an instance of 'std::bad_alloc'
>>>>>>   what():  std::bad_alloc
>>>>>> Qt has caught an exception thrown from an event handler. Throwing
>>>>>> exceptions from an event handler is not supported in Qt. You must
>>>>>> reimplement QApplication::notify() and catch all exceptions there.
>>>>>>
>>>>>> My OS is Ubuntu 16.04, freshly installed. I was getting the same
>>>>>> error with Ubuntu 17.10 which I had installed until last night.
>>>>>>
>>>>>> I am looking for info about "reimplementing QApplication" with no
>>>>>> luck.
>>>>>>
>>>>>> Any suggestions, please?
>>>>>> Carlos
>>>>>>
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>>>>>
>>>>
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>>
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