User does not have any skills points anymore

[yetshadow]

I don't know why, but my players does not earn skills points anymore, my server is on 1.10.2 with the latest level up! update for this version, there is my config file:

Configuration file

blacklist {
# That won't be affected by farming growth skill, uses internal block name. No sync to client needed. [default: []]
S:"Crops for farming" <

 >

}

##########################################################################################################

cheats

#--------------------------------------------------------------------------------------------------------#

Will be automatically synced to the client on a dedicated server

##########################################################################################################

cheats {
# This is a bonus related to a few classes
B:"Add Bonus XP on Craft"=true

# This is a bonus related to a few classes
B:"Add Bonus XP on Fighting"=true

# This is a bonus related to a few classes
B:"Add Bonus XP on Mining"=true

# This is a global bonus, limited to a few craftable items
B:"Add XP on Crafting some items"=true

# This is a global bonus, limited to a few ores
B:"Add XP on Mining some ore"=true

# Points given when choosing a class, allocated automatically.
#  Minimum is 0, Maximum is max points per skill times 2
I:"Bonus points for classes"=20

# Disabling this will cause doubled furnace items to be added to the result slot instead of being ejected
B:"Furnace ejects smelting bonus"=true

# Minimum is 1
I:"Max points per skill"=50

# Disabling this will stop ore blocks from having a No Place tag added if not duplicated.
B:"Ore blocks harvested cannot be placed"=false

# Some skill duplicate ores, this prevent infinite duplication by replacing
B:"Prevent duplicated ores placing"=false

# Do the player lose the class he choose on death ?
B:"Reset player class on death"=false

# How much skill points are lost on death, in percent.
I:"Skill points lost on death"=0
B:"Use old speed for dirt and gravel digging"=true

# Makes the redstone ore mining efficient
B:"Use old speed for redstone breaking"=true

# Minimum is 0
D:"Xp gain per level"=2.0

}

fov {
# Should FOV change based on player speed from athletics / sneak skills.
B:"speed based"=true
}

##########################################################################################################

hud

#--------------------------------------------------------------------------------------------------------#

Entirely client side. No need to sync.

##########################################################################################################

hud {
# If anything should be rendered on screen at all.
B:"allow HUD"=true

# Should available skill points be displayed on the experience bar.
B:"render HUD on Exp Bar"=true

# Should the player class be displayed in the top left corner.
B:"render HUD on Top Left"=true

}

##########################################################################################################

items

#--------------------------------------------------------------------------------------------------------#

Need to be manually synced to the client on a dedicated server

##########################################################################################################

items {
# Enable legacy pumpkin and flint recipes [default: true]
B:"Enable Recipes"=true

# Enable item and related recipes [default: true]
B:"Enable Talisman"=true

# Enable item and related recipe [default: true]
B:"Enable Unlearning Book"=true

}

[BeetoGuy]

Did the skill points per level get changed recently? The skill handler keeps track of how many skill points have been earned, not what their highest level was.