I did some testing...
I replaced the "~" with "-", it didn't work.
So I tried to shorten the game name in the DAT (without changing the files names).
And it worked
I hadthis problem with :
Art of Fighting - Ryuuko no Ken Gaiden - The Path of the Warrior - Art of Fighting 3 (Japan, USA) (En,Ja,Es,Pt)
Bakumatsu Roman Daini Maku - Gekka no Kenshi - Tsuki ni Saku Hana, Chiri Yuku Hana - The Last Blade 2 (Japan) (En,Ja,Es,Pt)
Garou Densetsu 3 - Road to the Final Victory - Fatal Fury 3 - Road to the Final Victory (Japan) (En,Ja,Es,Pt)
Garou Densetsu 3 - Road to the Final Victory - Fatal Fury 3 - Road to the Final Victory (Japan) (En,Ja,Es,Pt) (rev 1)
Garou Densetsu 3 - Road to the Final Victory - Fatal Fury 3 - Road to the Final Victory (Japan) (En,Ja,Es,Pt) (rev 2)
Garou Densetsu 3 - Road to the Final Victory - Fatal Fury 3 - Road to the Final Victory (Japan) (En,Ja,Es,Pt) (rev 3)
King of Fighters '98, The - Dream Match Never Ends - The King of Fighters '98 - The Slugfest (Japan) (En,Ja)
RB2 - The Newcomers - Real Bout Garou Densetsu 2 - RB2 - The Newcomers - Real Bout Fatal Fury 2 (Japan) (En,Ja)