[TheLieka]

This is an issue related to Windows XP and the EQ Client. There's nothing that we can do about it on the server's side. There are a number of places with links to the patches for it.

Originally Posted by http://forums.pwnedemu.com/showthread.php?t=1100

Dual Core Fix

If AMD Proc:
Download: http://www.amd.com/us-en/assets/cont...ies/amdcpu.exe

For Intel & AMD: Install the Microsoft Windows XP Dual Core hotfix.

Info: http://support.microsoft.com/?id=896256
Download: http://www.amdzone.com/files/WinXPdualcorehotfix.exe

I hope this helps.
Dax