TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA

Please place the all the value right side of SID_LIST_LISTENER otherwise it gives following error

TNS-01192: Missing SID_LIST_ value left of equation for SID description in LISTENER.ORA

Solution:-

Original Entry of Listener.ora 

SID_LIST_LISTENER_12 =
…..(SID_LIST =
……..(SID_DESC =
……..(SID_NAME = mkdb)
……..(ORACLE_HOME = /u01/app/oracle/manoj)
……..(GLOBAL_DBNAME = mkdb))

Updated Entry:

SID_LIST_LISTENER_12 =
……..(SID_LIST =
……..(SID_DESC =
……..(SID_NAME = mydb)
……..(ORACLE_HOME = /u01/app/oracle/myhome)
……..(GLOBAL_DBNAME = mkdb))