Hello There When i start my server than i read this on my console , but what is it ? 2011-11-01 10:33:42 [INFO] Preparing start region for level 3 (Seed: 1772835215) 2011-11-01 10:33:43 [WARNING] Wrong location for net.minecraft.server.EntityCreeper@118 in world 'res'! 2011-11-01 10:33:43 [WARNING] Entity is at -12.5,257.5 (chunk -1,16) but was stored in chunk 13,9 2011-11-01 10:33:43 [WARNING] Wrong location for net.minecraft.server.EntitySkeleton@119 in world 'res'! 2011-11-01 10:33:43 [WARNING] Entity is at -12.5,257.5 (chunk -1,16) but was stored in chunk 13,9 2011-11-01 10:33:43 [WARNING] Wrong location for net.minecraft.server.EntityZombie@11a in world 'res'! 2011-11-01 10:33:43 [WARNING] Entity is at -12.5,257.5 (chunk -1,16) but was stored in chunk 13,9 2011-11-01 10:33:43 [WARNING] Wrong location for net.minecraft.server.EntityCreeper@11b in world 'res'! 2011-11-01 10:33:43 [WARNING] Entity is at -12.5,257.5 (chunk -1,16) but was stored in chunk 13,9 2011-11-01 10:33:43 [WARNING] Wrong location for net.minecraft.server.EntitySkeleton@11c in world 'res'! 2011-11-01 10:33:43 [WARNING] Entity is at -12.5,257.5 (chunk -1,16) but was stored in chunk 13,9 Thanks for your help.