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tns protocol error

Posted on 2010-11-26
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Last Modified: 2012-05-10
I have two different databases
orcl123 and company
I cannot connect company database
it shows error
This is the what is happening when I connect two diffent database.
set oracle_sid=orcl123
SQL> conn / as sysdba
Connected to an idle instance.
SQL> startup mount
ORACLE instance started.

Total System Global Area  535662592 bytes                                      
Fixed Size                  1334380 bytes                                      
Variable Size             255853460 bytes                                      
Database Buffers          272629760 bytes                                      
Redo Buffers                5844992 bytes                                      
Database mounted.
SQL> alter database open;

Database altered.

SQL> select name from v$database;

NAME                                                                            
---------                                                                      
ORCL123                                                                        

SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.
SQL> spool off

set oracle_sid=company
sqlplus /nolog
SQL> conn / as sysdba
ERROR:
ORA-12560: TNS:protocol adapter error

Could you please help me why company database could not connect.
My oracle version is oracle 11g.
Thanks in advance

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Question by:nobleit
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slightwv (䄆 Netminder) earned 500 total points
ID: 34220077
The windows service for the database isn't running.
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Author Comment

by:nobleit
ID: 34220466
how to services in windows xp. could you help..?
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Expert Comment

by:slightwv (䄆 Netminder)
ID: 34220474
From control panel. I think under administrative tools.

I'm on mobile right now so I can't look it up for you.

If you still can't find it, Google should provide links on how to startup windows services.

The one you are looking for stars with Oracle and has the Sid, company, in it.
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Author Comment

by:nobleit
ID: 34220541
everthing is working fine. I tried with services.msc
Thanks
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