how to handle with The listener supports no services problem

add these lines in listener.ora

	SID_LIST_LISTENER =
	(SID_LIST =
	(SID_DESC =
	(SID_NAME = PLSExtProc)
	(ORACLE_HOME = /u01/app/oracle/product/11.1.0/db_1)
	(PROGRAM = extproc)
	)
	(SID_DESC=
	(GLOBAL_DBNAME=DB11G)
	(ORACLE_HOME=/u01/app/oracle/product/11.1.0/db_1)
	(SID_NAME=DB11G)
	)
	)
	SUBSCRIBE_FOR_NODE_DOWN_EVENT_LISTENER=OFF
	LISTENER =
	(DESCRIPTION_LIST =
	(DESCRIPTION =
	(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
	(ADDRESS = (PROTOCOL = TCP)(HOST =localhost-ip)(PORT = 1521))
	)
	)

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dont forget to modify ORACLE_HOME,SID_NAME and HOST....