pgadmin4 : postgresql application server could not be contacted.

Question

I have installed PostgreSQL 9.6.2 on my Windows 8.1. But the pgadmin4 is not able to contact the local server. I have tried several solutions suggested here in stackoverflow

Answer 1

downloaded pgadmin 4 v2.0 and install it no problem atm on force installation. try it. that was solution for me.