it is not plugin problem.. maybe i think map problem or craftbukkit problem.. 2011-02-11 00:08:48 [INFO] 1 [/127.0.0.1:2495] logged in with entity id 21 8 Player count: 1 2011-02-11 00:08:51 [INFO] 1 lost connection: disconnect.overflow 2011-02-11 00:08:51 [WARNING] Can't keep up! Did the system time change, or is t he server overloaded? not only overflow. server been stop 2minute and console massage showing repeat Can't keep up! Did the system time change, or is t he server overloaded? how to fix it? reset the map? i mean spawn x:10 y:10 = compotable go to x:100 y:100 = massive lag or overflow..