I got this error after done kill boss at challenge mode stage 1, this debuff can’t even gone after boss death, and debuff still in there until im done stage 5 challenge mode, to fix it i must leave Map / back to City.
i got that debuff from this NPC :
[800038] Reduced Movement Trap
https://tos.neet.tv/npcs/800038
My storage weight still 69%, And i not active Serenity buff from Musketeer skill
https://gyazo.com/4d9a4cdbbf7ba9c7f094b1559b0e7663