Solution
Well, it seems to be a local variable issue, which can be easily resolved by entering two lines below in terminal:
export LC_ALL="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8"
Well, it seems to be a local variable issue, which can be easily resolved by entering two lines below in terminal:
export LC_ALL="en_US.UTF-8"
export LC_CTYPE="en_US.UTF-8"