@negativevolume Thanks i ll take that from here. It needs some research.

@negativevolume Yes i had already checked the duplicated nodes. I created the sphere as auto mesh> shell sphere> tetra mesh. After all Ls...

Hi @mass, Here is the screenshot. In LS Dyna support site, it says it might lead to severe problems. That' why i thought it might be.  err...

@negativevolume Well mine is actually explicit simulation. I tried it with coarse mesh version and it didn't give an error. However, in the simulation...

@negativevolume Thanks for the reply. I guess it works didn't give the error but due to high mesh number it seems to last 3 hour 30 minutes. I'll ment...