Failed to load sql modules into the database cluster during PostgreSQL Installation

Question

I have attempted to install PostgreSQL 9.4 and 8.4 multiple times and it is failing no matter what I have tried. I am attempting to install on Windows 7 SP1 x64. After each

Answer 1

Hope It's Work.

1.)Uninstall PostgreSQL

2.)Delete the postgres user if it still exists :

net user postgres /delete

3.) Create the postgres user with a password you can remember:

net user /add postgres

4.) Add the postgres user to the Administrators group:

net localgroup administrators postgres /add

5.) Add the postgres user to the Power Users group

net localgroup "power users" postgres /add

6.) Run a command window as the postgres user:

runas /user:postgres cmd.exe

7.) Change user postgres and install postgresql

8.)Back your and remove the postgres user from the Administrators group.

net localgroup administrators postgres /delete