① He couldn't connect to the network.
② It was possible to manipulate his avatar.
③ The two points above were not reconcilable.
① could be confirmed through the Survivors List program, and the message that appeared on the list.
② was also confirmed since he was certainly moving hsi avatar.
As for ③, it was a reality that a network connection was essential for the act of moving ones avatar. There was no mistake that players who had lost connection to the network due to a bug found themselves unable to move their avatars.