XML stanza is too big / Policy Violation

gistfile1.txt

10:42:25: (Libpurple: jabber) Recv (ssl)(182): <stream:error><policy-violation xmlns='urn:ietf:params:xml:ns:xmpp-streams'/><text xml:lang='' xmlns='urn:ietf:params:xml:ns:xmpp-streams'>XML stanza is too big</text></stream:error>
10:42:25: (Libpurple: connection) Connection error on 0x10f644da0 (reason: 0 description: Policy Violation)
10:42:25: Connection Disconnected: gc=f644da0 (Policy Violation)
10:42:25: <ESPurpleJabberAccount:265f660 8>:tisba@jabber.ccc.de accountConnectionReportDisconnect: Policy Violation
10:42:25: (Libpurple: jabber) Recv (ssl)(16): </stream:stream>
10:42:25: (Libpurple: cdsa) receive failed (-9806): Connection reset by peer
10:42:25: (Libpurple: cdsa) receive failed (-9806): Undefined error: 0
10:42:25: (Libpurple: account) Disconnecting account tisba@jabber.ccc.de/shakti2 (0x10f65fff0)
10:42:25: (Libpurple: connection) Disconnecting connection 0x10f644da0
10:42:25: (Libpurple: connection) Deactivating keepalive.
10:42:25: (Libpurple: jabber) Sending (ssl) (tisba@jabber.ccc.de/shakti2): </stream:stream>
10:42:25: (Libpurple: cdsa) send failed (-9806): Undefined error: 0
10:42:25: Disconnected: gc=f644da0
10:42:25: <ESPurpleJabberAccount:265f660 8>:tisba@jabber.ccc.de: Telling the core we disconnected
10:42:25: -[AIContactObserverManager endListObjectNotificationsDelaysImmediately]:144: 
10:42:25: <ESPurpleJabberAccount:265f660 8>:tisba@jabber.ccc.de: Disconnected ("Policy Violation"): Automatically reconnecting in 5.000000 seconds (0 attempts performed)
10:42:25: (Libpurple: connection) Destroying connection 0x10f644da0