[Mania]
Keys: 8
//Mania skin config
ColumnStart: 150
HitPosition: 444
SpecialStyle: Left
UpsideDown: 0
JudgementLine: 0
ScorePosition: 111
ComboPosition: 66
LightPosition: 440
LightFramePerSecond: 25
WidthForNoteHeightScale: 40
ColumnWidth: 55,50,50,50,50,50,50,50
FontCombo: combo
ColourBarline: 0,255,0,255
//Colours
ColourLight1: 0,255,0,255
ColourLight2: 255,0,0,255
ColourLight3: 0,0,255,255
ColourLight4: 255,0,0,255
ColourLight5: 255,212,0,255
ColourLight6: 255,0,0,255
ColourLight7: 0,0,255,255
ColourLight8: 255,0,0,255
//images
NoteImage0: mania-note3
NoteImage1: mania-note1
NoteImage2: mania-note2
NoteImage3: mania-noteS
NoteImage4: mania-noteS
NoteImage5: mania-note2
NoteImage6: mania-note1
NoteImage7: mania-note3
NoteImage0H: mania-note3
NoteImage1H: mania-note1
NoteImage2H: mania-note2
NoteImage3H: mania-noteS
NoteImage4H: mania-noteS
NoteImage5H: mania-note2
NoteImage6H: mania-note1
NoteImage7H: mania-note3
NoteImage0L: percy\LNTg
NoteImage1L: percy\LNTp
NoteImage2L: percy\LNT
NoteImage3L: percy\LNTr
NoteImage4L: percy\LNTr
NoteImage5L: percy\LNT
NoteImage6L: percy\LNTp
NoteImage7L: percy\LNTg
NoteImage0T: percy\LNB
NoteImage1T: percy\LNB
NoteImage2T: percy\LNB
NoteImage3T: percy\LNB
NoteImage4T: percy\LNB
NoteImage5T: percy\LNB
NoteImage6T: percy\LNB
NoteImage7T: percy\LNB

我记得skin ini会有一个设置分界线的参数的，你这个应该就是默认0，1，0，0，0，0，0。
你试试换个皮肤，应该有长成这样的参数，改成0001000就好

给你皮肤的8k配置那块，加一行这个columnlinewidth: 0,0,0,0,1,0,0,0,0，就好了