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

2684285May 14 2015 — edited May 15 2015

Dear All,

I am facing below mentioned error when i try to connect instance,

C:\Documents and Settings\mit1287>SET ORACLE_SID=MEDI

C:\Documents and Settings\mit1287>SQLPLUS

SQL*Plus: Release 11.2.0.1.0 Production on Thu May 14 16:25:37 2015

Copyright (c) 1982, 2010, Oracle.  All rights reserved.

Enter user-name: SYS@MEDI

Enter password:

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


When i googled, i found one solution that need to add

(UR = A) in the tnsnames.ora.

I added that and when i try to connect database, I am facing new error like below,

C:\Documents and Settings\mit1287>SET ORACLE_SID=MEDI

C:\Documents and Settings\mit1287>SQLPLUS

SQL*Plus: Release 11.2.0.1.0 Production on Thu May 14 16:25:37 2015

Copyright (c) 1982, 2010, Oracle.  All rights reserved.

Enter user-name: SYS@MEDI

Enter password:

ERROR:

ORA-12154: TNS:could not resolve the connect identifier specified


Please find below some of latest alert log entries

All dispatchers and shared servers shutdown

alter database close normal

ORA-1507 signalled during: alter database close normal...

Thu May 14 15:20:05 2015

Starting ORACLE instance (normal)

LICENSE_MAX_SESSION = 0

LICENSE_SESSIONS_WARNING = 0

Picked latch-free SCN scheme 2

Using LOG_ARCHIVE_DEST_1 parameter default value as USE_DB_RECOVERY_FILE_DEST

Autotune of undo retention is turned on.

IMODE=BR

ILAT =27

LICENSE_MAX_USERS = 0

SYS auditing is disabled

Starting up:

Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options.

Using parameter settings in server-side spfile D:\APP\MIT1003\PRODUCT\11.2.0\DBHOME_1\DATABASE\SPFILEMEDI.ORA

System parameters with non-default values:

  processes                = 150

  memory_target            = 1232M

  control_files            = "D:\APP\MIT1003\ORADATA\MEDI\CONTROL01.CTL"

  control_files            = "D:\APP\MIT1003\FLASH_RECOVERY_AREA\MEDI\CONTROL02.CTL"

  db_block_size            = 8192

  compatible               = "11.2.0.0.0"

  db_recovery_file_dest    = "D:\app\mit1003\flash_recovery_area"

  db_recovery_file_dest_size= 4977M

  undo_tablespace          = "UNDOTBS1"

  remote_login_passwordfile= "EXCLUSIVE"

  db_domain                = ""

  dispatchers              = "(PROTOCOL=TCP) (SERVICE=mediXDB)"

  audit_file_dest          = "D:\APP\MIT1003\ADMIN\MEDI\ADUMP"

  audit_trail              = "DB"

  db_name                  = "medi"

  open_cursors             = 300

  diagnostic_dest          = "D:\APP\MIT1003"

Thu May 14 15:20:06 2015

PMON started with pid=2, OS id=776

Thu May 14 15:20:06 2015

VKTM started with pid=3, OS id=468 at elevated priority

VKTM running at (10)millisec precision with DBRM quantum (100)ms

Thu May 14 15:20:06 2015

GEN0 started with pid=4, OS id=356

Thu May 14 15:20:06 2015

DIAG started with pid=5, OS id=1544

Thu May 14 15:20:06 2015

DBRM started with pid=6, OS id=1820

Thu May 14 15:20:06 2015

PSP0 started with pid=7, OS id=3184

Thu May 14 15:20:06 2015

DIA0 started with pid=8, OS id=1920

Thu May 14 15:20:06 2015

MMAN started with pid=9, OS id=2760

Thu May 14 15:20:06 2015

DBW0 started with pid=10, OS id=1604

Thu May 14 15:20:06 2015

LGWR started with pid=11, OS id=3476

Thu May 14 15:20:06 2015

CKPT started with pid=12, OS id=3432

Thu May 14 15:20:06 2015

SMON started with pid=13, OS id=756

Thu May 14 15:20:06 2015

RECO started with pid=14, OS id=2772

Thu May 14 15:20:06 2015

MMON started with pid=15, OS id=2056

starting up 1 dispatcher(s) for network address '(ADDRESS=(PARTIAL=YES)(PROTOCOL=TCP))'...

Thu May 14 15:20:06 2015

MMNL started with pid=16, OS id=1176

starting up 1 shared server(s) ...

ORACLE_BASE from environment = D:\app\mit1003

Thu May 14 15:20:06 2015

alter database mount exclusive

ORA-214 signalled during: alter database mount exclusive...


Can you please help me to resolve this issue?

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