lsnrctl status
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=lypch)(PORT=1521)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROCipc)))
Services Summary...
Service "LSExtProc" has 1 instance(s).
Instance "LSExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "ammicly" has 1 instance(s).
Instance "ammicly", status BLOCKED, has 1 handler(s) for this service...
The command completed successfully

ORA-12528: TNS:listener: all appropriate instances are blocking new connections

sqlplus /nolog
sql>connect [email=sys/ammic@amicly]sys/ammic@amicly[/email] as sysdba
ORA-12528: TNS:listener: all appropriate instances are blocking new connections

SID_LIST_LISTENER =(
  SID_LIST =
    (SID_DESC =
    (SID_NAME = PLSExtProc)
    (ORACLE_HOME = C:\oracle\product\10.1.0\db_1)
    (PROGRAM = extproc)
    )
    (SID_DESC =
    (GLOBAL_DBNAME = ammicly)
    (ORACLE_HOME = c:\oracle\product\10.1.0\db_1)
    (SID_NAME = ammicly)
    )
  )
  LISTENER =
    (DESCRIPTION_LIST =
    (DESCRIPTION =
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = TCP)(HOST = lypch )(PORT = 1521))
    )
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
    )
  )
)

# tnsnames.ora Network Configuration File: C:\oracle\product\10.1.0\db_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
AMMICLY =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = lypch )(PORT = 1521))
    (CONNECT_DATA =
    (SERVER = DEDICATED)
    (SERVICE_NAME = ammicly)
    (UR=A)
    )
  )
  EXTPROC_CONNECTION_DATA =
    (DESCRIPTION =
    (ADDRESS_LIST =
    (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
    )
    (CONNECT_DATA =
    (SID = PLSExtProc)
    (PRESENTATION = RO)
    )
)

sqlplus /nolog
SQL>alter database mount;
SQL>alter database open;

Oradim -shutdown -sid ammicly -shuttype srvc,inst -shutmode immediate -syspwd ammic;

oradim -startup -sid ammicly -starttype srvc,inst -syspwd ammic;