Using this method of multi-clienting only requires a single install of AC
Locate your Documents\Asheron's Call\UserPreferences.ini -- Right click and Edit
Find [Net] and change ComputeUniquePort to True and save
Locate your Documents\Asheron's Call\UserPreferences.ini -- Right click and Edit
Find [Net] and change ComputeUniquePort to True and save

Open Decal - Options - Check "Dual Log" and click Ok

You can now log in as many clients as you wish using the normal aclauncher.
Automatically enter username/pw fields, select world and login:
Create a shortcut to your aclauncher for each instance of AC you wish to run
Right click - Edit each shortcut. In the "Target" field add the following to the end of the string
Code: Select all
-username "MyUsername" -password "MyPassword" -w "ServerName" -2 -3
It should look similar to this
Code: Select all
"C:\Games\Asheron's Call\aclauncher.exe" -username "MyUsername" -password "MyPassword" -w "ServerName" -2 -3
The -2 and -3 tells the launcher to press the "Next" button to complete each step

Written by Hell's Wrath of MT