Thanks Joachim, I suspected it was more interesting than “just” a program bug.
> El 26 mar 2018, a las 21:39, Joachim Pouderoux > <[email protected]> escribió: > > Crashes did not occur all the time. It depends on the cell geometry/topology > and the slice origin/normal. > > Joachim Pouderoux, PhD > Technical Expert - Scientific Computing Team > Kitware SAS > > 2018-03-26 15:14 GMT-04:00 Carlos E Manglano-Villamarin > <[email protected]>: >> Quite interestingly, I have just create a 2D slice in a mesh with 947443 >> cells, and it has not crashed!! It is showing the "holes" you mentioned >> before, though. This is puzzling me, some meshes make PV to crash, and >> others just show the bug you mentiones :-/ >> >> C. >> >> 2018-03-26 21:07 GMT+02:00 Joachim Pouderoux <[email protected]>: >>> Carlos, >>> >>> For information, here is the merge request that address the wedge issue: >>> https://gitlab.kitware.com/vtk/vtk/merge_requests/4059 >>> This is a simple patch for now, better solution will come. >>> >>> Joachim >>> >>> Joachim Pouderoux, PhD >>> Technical Expert - Scientific Computing Team >>> Kitware SAS >>> >>> 2018-03-26 15:04 GMT-04:00 Carlos E Manglano-Villamarin >>> <[email protected]>: >>>> Thanks Joachim, >>>> >>>> I'll give it a go! >>>> >>>> C. >>>> >>>> 2018-03-26 20:36 GMT+02:00 Joachim Pouderoux >>>> <[email protected]>: >>>>> 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 >>>>> >>>>> 2018-03-26 14:29 GMT-04:00 Carlos E Manglano-Villamarin >>>>> <[email protected]>: >>>>>> 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 <[email protected]>: >>>>>>> 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 >>>>>>>> <[email protected]> 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 >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> Powered by www.kitware.com >>>>>>>> >>>>>>>> Visit other Kitware open-source projects at >>>>>>>> http://www.kitware.com/opensource/opensource.html >>>>>>>> >>>>>>>> Please keep messages on-topic and check the ParaView Wiki at: >>>>>>>> http://paraview.org/Wiki/ParaView >>>>>>>> >>>>>>>> Search the list archives at: http://markmail.org/search/?q=ParaView >>>>>>>> >>>>>>>> Follow this link to subscribe/unsubscribe: >>>>>>>> https://public.kitware.com/mailman/listinfo/paraview >>>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> Powered by www.kitware.com >>>>>> >>>>>> Visit other Kitware open-source projects at >>>>>> http://www.kitware.com/opensource/opensource.html >>>>>> >>>>>> Please keep messages on-topic and check the ParaView Wiki at: >>>>>> http://paraview.org/Wiki/ParaView >>>>>> >>>>>> Search the list archives at: http://markmail.org/search/?q=ParaView >>>>>> >>>>>> Follow this link to subscribe/unsubscribe: >>>>>> https://public.kitware.com/mailman/listinfo/paraview >>>>>> >>>>> >>>> >>> >> >
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