Can somebody helps me in this Abaqus Material Property Error

Hi Friends,

  I have given Material property for my data  (Stress - Stress data) for Punching and Blanking process. But during analysis, it represents a following error

 

 

Plastic requires the use of Elastic , Hyper elastic or Hyper foam

130800 Elements missing elastic property reference. The elements have been identified in ErrElemMissingElasticPropRef

 

How to solve this issue...........................