BETA: Closing the unclosed connections when got catch thanks Sylar88 for report.

L2J_Server_BETA/java/com/l2jserver/L2DatabaseFactory.java

@@ -246,6 +246,7 @@ public class L2DatabaseFactory
 				if (!c.isClosed())
 				{
 					_log.log(Level.WARNING, "Unclosed connection! Trace: " + exp.getStackTrace()[1], exp);
+					close(c);
 				}
 			}
 			catch (SQLException e)