Tree of Savior Forum

Problems to update cover guild

Hi, guys. I need some help with COVER PAGE guild.
The Image is on the right size, on the right format. But, after a few seconds of update it, shows the fallow error. Can somebody help me?


@STAFF_Yuri
@STAFF_Amy
@STAFF_Bob
@STAFF_Ines
@STAFF_Letitia
@STAFF_Ethan
@GM_Francis

I try some time after, and happens the same thing.
The banner upload its working fine.