War Issue and 5 heroes are lost in 2nd attack

[Swordfish73]

I click for Attack and lost the Server and 1 Attack is going and the second time i will make an attack the same but the heroes are lost, the 3th attack is going. After the 3th attack i ve become 1 attack back but the heroes are lost and then i can make a 2nd attack but without the heroes that im lost.