Python error - IDLE's subprocess didn't make connection. Either IDLE can't start or personal firewall software is blocking connection

Question

I am new to programming and i decided to learn Python first, so;

I installed Python, latest version 3.4. and I am trying to open Python IDLE(GUI) mode, so when I open I

Answer 1

It may be a common problem that happens when you have in you current directory a file with same name on one from Python (references : Can't run Python via IDLE from Explorer [2013] - IDLE's subprocess didn't make connection)

It seems it can also happen if you have incorrect environment variables such as HOMEPATH USERPROFILE (references : Issue 14576: IDLE: inconsistent use of HOMEDRIVE, HOMEPATH, and USERPROFILE on Windows)

I've found another related question : Python IDLE subprocess error?

My advice if the answer is not there : google may be your friend ! The 3 clues above come from there :-)