NIU Team gets handled as Derbaran after first round

Hello folks,

first off the Problem:
In first round everything team related(C4/Nippers, Win/Loose Symbol) is working fine.
As soon as the second round starts, NIU gets handed C4 and will receive the Derbaran round win/loose symbol.

Media:
First Round Kill:
Second Round Kill:


Some informations i gather'd the last days:

Im almost 100% sure thoose two...​