There are some weapons that need be fixed. When you enchant them, glow effect does not match its wepon's position. Some weapons need be rotated a little bit.
Enchant your weapon by 16, you will see what I mean.
Weapons with problem are Ixion cutter, Ixion dual sword and Ixion rapier.
Click the link to see what I mean.
http://l2season.com/download/problem.jpg
And don't you have icons for special abilities?