Ansys Learning Forum Forums Discuss Simulation LS Dyna Warning 30064 (INI+64) material 140 is not included for silent boundaries Reply To: Warning 30064 (INI+64) material 140 is not included for silent boundaries

igandiko
Ansys Employee

You can ignore this warning for mat 140 (vacuum). This warning is generally triggered when bulk or shear modulus is set to zero.Â