supply stash gone inventory full

[NanaKozuki]

i tried opening the stash and it said inventory full and i can't find it anymore in my inventory , i had 5 square left in inventory and i was mining a material while also clicking the stash to open it i got the log but the stash was gone after i tried opening it at lvl 40 .

nevermind i fixed it by login off and back online

 

[Set]

Free the inventory from the items to get the reward from the hiding place.