Cant not work with autoplant drawing on Autocad plant 3D 2020

hello everyone,

I have old Autoplant drawings for piping and steel structural

when I open it on autocad plant 3D show as pic. in below

I already install object enabler from autoplant and Autodesk unfortunately I can not solve the issue  

any solutions so I can see a soild piping or real steel structural on autocad plant 3D 2020??