Wireshark-users: [Wireshark-users] "error while loading "dfilter_macro':No such file or directory

From: "Xiaoguang Liu" <syslxg@xxxxxxxxx>
Date: Tue, 30 Jan 2007 17:05:17 +0800
Version 0.99.6-SVN-20621 (SVN Rev 20621) on win xp sp2

every time openning wireshark, I saw the erorr message in subject and I have to click OK to continue.
any idea?