execute at @a works in offline but not in server, tested spigot, paper and purpur and still nothing

title @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] actionbar ["",{"text":"Charging!","color":"gold","bold":true}]
execute at @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] run playsound sekta.democharge player @p ~ ~ ~
execute at @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] run effect give @s minecraft:glowing 2 1 true
execute at @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] run effect give @s minecraft:blindness 3 1 true
execute at @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] run effect give @s minecraft:darkness 3 1 true
execute at @a[tag=demoknight, tag=!charged, nbt={SelectedItem:{id:"minecraft:shield"}}] run effect give @s minecraft:speed 2 8 true
execute at @a[tag=demoknight,tag=!charged,nbt={SelectedItem:{id:"minecraft:shield"}}] run effect give @s minecraft:strength 2 2 true

// test for function (say cmd works BUT NOTHING ABOVE)
say will it work goddamn
schedule function tf2:demorevoke 15s```

no plugins installed and nothing has been changed in bukkit/spigot yml file