FIX GAME CLIENT ERRORS
1) Check or you have installed lates Net.Framework (Download from official microsoft webpage here)
2)Download Visual C++ (Link from official Microsoft webpage here) check or this Visual C++ is for you windows, if no, find in google for your windows and install it.
3) Check or your antivirus dont delete files from client, also it can block main.exe because in main.exe have packed anti hack system (disable antivirus and try run main.exe, if not help, disable antivirus, download patch from download section and try again)
4) If you get missing dll file error, download all dll files here and put missing dll file in cleat folder where is located main.exe
5) If you get other errors, or missing files, download MysticalMu Patch here, place patch files in game client folder, open Launcher.exe, press on button "Update Client" wait when will be installed all updates, run Main.exe and go play.
PS: if you get client errors, you can press Update Client all times, they will check all missing client files and download it.
If you get errors and this guide dont help you, ask here for help and we will try to fix problem, also if you find other client errors and know how to fix, help us and describe how you fix it.