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Help Resolving “An Unknown Error Occurred during Solution … “

    • jmcclos8
      Subscriber

      Hi, 

      I am attemping to run a thermo-structrural anysis in Ansys using a combination of shell and solid bodies. Whenever I add the shell bodies to the simulation, I recieve the following fatal error: 

      *** ERROR ***                           CP =      51.047   TIME= 12:48:25
       Element 575961 references undefined KXX of material 47.                

      Does anyone know why this is occuring and how to fix it?
    • Aniket
      Forum Moderator

      can you recheck the material definition assigned to shell bodies?

      -Aniket

      Forum Rules & Guidelines

    • jmcclos8
      Subscriber

      Hi Aniket,

      Thank you for your response. I have a attached an image of my material properties that I am using for my shell elements. I think this issue is arrising because shell elements have 6 Dof whereas solid elements have 3 Dof. However, I am unsure how to fix my thermal material properties so this issue doesn't persist. Any advice advice you could offfer would be much apperciated. 

      Best, 

      Jacob

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