I feel like an expert after crunching the tutorial for 120 minutes. The hard thing comes up right away.
I was not able to manual route the track.
After googling for sometimes than there is a word come out to the surface, manual routing.
Just readily to be clicked once i googled this keyword `Err(4) trace near pad issue in Kicad`.
Well the answer to do manual routing is to disable the DRC ( Design rule checking ).
KiCAD' PCBNew version information:
Build: wxWidgets 2.8.12 (no debug,Unicode,compiler with C++ ABI 1002,GCC 4.8.1,wx containers,compatible with 2.4,compatible with 2.6)
Platform: Linux 3.14.8-100.fc19.x86_64 x86_64, 64 bit, Little endian, wxGTK
Boost version: 1.53.0
Happy Electrifying ^^