Here are the websites for some technical problems:
DIRECTX DIAGNOSTIC TOOL, DIRECTX DIAGNOSTIC TOOL
Solution for 848 Patch Errors/Bugs, Solution for you Game Launcher Problems!
D3D9 Application Error loading the game.
RAN Latest Client [EP7.845] Torrent and Mirror Download Links, RAN Latest Client [EP7.845] Torrent Download
Game or Gameguard File Corrupted Solution