Sony is aware that some PS3 players are being kicked repeatedly from PSN during online gaming. Sony is working on fixing the issue as soon as possible. Players that are experiencing the issues are getting suddenly kicked from PSN, given an error code, and forced to log back in. The sudden drops happen randomly and usually occur a few minutes to a hour after playing.
We are aware that some users are having issues connecting to the network. We are looking into it and will keep you updated,” stated Sony on Twitter.
Sources: Here
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