Leap bridge concrete

Hi

I have modeled multi column pier with ABC modelling and when i am analyzing Pier, it is not performing analysis and giving error Frame is unstable. Please help me and if you guys have time to check.

Thank you

Vivek Kushwah

+91-7974638191

https://drive.google.com/open?id=1eT5ghA90hLplOfNRPEnWYRs9aPYj8vdM