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Ansys Learning Forum › Forums › Discuss Simulation › LS Dyna › How to solve error “Too large coordination number”? › Reply To: How to solve error “Too large coordination number”?

February 8, 2024 at 10:52 pm
Ushnish Basu
Ansys Employee

This error occurs if the number of neighboring particles is greater than MAXNEI in CONTROL_DISCRETE_ELEMENT. One way this can happen is if the DES contact stiffness is too weak.