Troubleshooting Arch Linux pacman database file for does not exist

The Tip Show How-to Solve the Arch Linux pacman Error: "database file for 'core' does not exist", "database file for 'extra' does not exist", "database file for 'community' does not exist".

Inside the Tip for pacman database file for 'core' does not exist You will Find Link To Arch Linux KDE4 Desktop Installation Steps Easy Guide.

pacman -Syu

Here is the Guide for Installing Arch-Linux KDE 32bit Desktop:

Arch-Linux KDE Step-by-Step Installation

The Linked Tutorial Show How-to Install Arch-Linux KDE 64bit in Easy Steps.