Failed to join instance because: You cannot rejoin this map after dying

Hey, this Error happend now 2 times to me.

T15 map 5 mods so i could die 1 time, Sacred Reservoir bc of the gem, played with my new char with is not that tanky, died to the boss, logged on my first char to fight that guy with the tankier one, clicking on the portal in my Hideout and got this error message.... "Error: Failed to join instance because: Youn cannot rejoin this area after dying." ... even if i logged back to this char with entered the map i couldnt get back in ...

GGG pls fix this :/