1) weapon disapeares on level up or spawn, but player still can shoot
player can switch to other weapon (ie knife) and back, then weapon appeares
2) weapon disapeares on level up or spawn, player can not shoot
player can not switch to any weapon, there is no even knife
but after a few seconds (ie 10) knife appeares
3) More players - more issues.
What about server fps and server rates right before weapon disapeares?