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Discuss installation & licensing of our Ansys Teaching and Research products.

ANSYS 2019 R3 Fluent Crashing Issue

    • Hendrie97
      Subscriber

      I've recently been having some issues when trying to run a CFD analysis. I've been able to carry out these types of analyses before on this computer, but for some reason whenever I open the 'Setup' tab within the Fluent module the program crashes and shows messages such as "cx1950.exe has stopped working" and "The FLUENT application failed to validate the connection".


       


      I have uninstalled my older student version, downloaded a newer copy and reinstalled the software 5 times and the result remains the same. 


       


      If someone could help me resolve this issue, it would be greatly appreciated.


       


      Ross

    • Hendrie97
      Subscriber

      Here is a screenshot of the error message 


    • tsiriaks
      Ansys Employee

      May be a graphics issue. What graphics card you have on the machine ? Can you try updating it to latest according to its vendor website ?


      Also, check if you can launch stand-alone Fluent

    • Hendrie97
      Subscriber

      The machine I use has an NVIDIA GeForce GTX 550 Ti graphics card, I updated the driver recently to check if this was the root of the problem but I still seem to be getting an error message. 


      I also don't appear to have a stand-alone Fluent program that I can open within my Ansys folder, there is only CFX & FENSAP-ICE.


       

    • Rob
      Forum Moderator

      You'll need to find the fluent.exe   try in   C:Program FilesANSYS Incv195fluentntbinwin64fluent.exe  

    • Hendrie97
      Subscriber

      Apologies for the late reply!


      I have found the program in the location you mentioned and it opens, but how do I import my geometry/mesh files?

    • tsiriaks
      Ansys Employee

      In the Fluent Launcher, did you select Meshing mode ?

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