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TNS:could not resolve the connect identifier specified
Backtrace message unwound by exceptions
invalid identifier
PL/SQL compilation error
internal error
missing expression
table or view does not exist
end-of-file on communication channel
TNS:listener unknown in connect descriptor
insufficient privileges
PL/SQL: numeric or value error string
TNS:protocol adapter error
ORACLE not available
target host or object does not exist
invalid number
unable to allocate string bytes of shared memory
resource busy and acquire with NOWAIT specified
error occurred at recursive SQL level string
ORACLE initialization or shutdown in progress
archiver error. Connect internal only, until freed
snapshot too old
unable to extend temp segment by string in tablespace
Credential retrieval failed
missing or invalid option
invalid username/password; logon denied
unable to create INITIAL extent for segment
out of process memory when trying to allocate string bytes
shared memory realm does not exist
cannot insert NULL
TNS:unable to connect to destination
remote database not found ora-02019
exception encountered: core dump
inconsistent datatypes
no data found
TNS:operation timed out
PL/SQL: could not find program
existing state of packages has been discarded
maximum number of processes exceeded
error signaled in parallel query server
ORACLE instance terminated. Disconnection forced
TNS:packet writer failure
see ORA-12699
missing right parenthesis
name is already used by an existing object
cannot identify/lock data file
invalid file operation
quoted string not properly terminated

Re: ORA-12547 : TNS lost contact

Onkar N Tiwary

2005-11-09

Replies:
thanx for the response stephane. i had enabled the logging too but the trace file doesnt seem to contain any error however i am pasting the contents of the file for the sake of ref. I might be missing somewhere:
 
trace file contents:
****************************************************************************
nscon: sending NSPTRF packet
ntnwr: failed to write 115 bytes
ntn2err: error: handle=428, op=6, nt[0]=524, nt[1]=997
ntnrd: failed to read 2064 bytes
ntn2err: error: handle=428, op=5, nt[0]=507, nt[1]=109
nserror: nsres: id=6, op=68, ns=12537, ns2=12560; nt[0]=507, nt[1]=109, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsopen: opening transport...
nttcnp: getting sockname
nttcnr: waiting to accept a connection.
nttcnr: getting sockname
nttcnr: connected on ipaddr 192.9.200.16
nttvlser: valid node check on incoming node 192.9.200.16
nttvlser: Accepted Entry: 192.9.200.16
nttcon: set TCP_NODELAY on 428
nserror: nsres: id=2, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
ntt2err: soc 428 error - operation=5, ntresnt[0]=524, ntresnt[1]=997, ntresnt[2]=0
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
nttgetport: port resolved to 1109
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nscall: connecting...
nttgetport: port resolved to 1109
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nsopen: opening transport...
nttcni: trying to connect to socket 444.
nttcni: connected on ipaddr 0.0.0.0
nttcon: set TCP_NODELAY on 444
nsopen: transport is open
nsopen: global context check-in (to slot 7) complete
nscall: deferring connect attempt; at stage 4
nscon: doing connect handshake...
nscon: sending NSPTCN packet
ntt2err: soc 444 error - operation=5, ntresnt[0]=524, ntresnt[1]=997, ntresnt[2]=0
nsevdcall: exit
nscon: got NSPTAC packet
nscon: doing connect handshake...
nscon: nsctxinf[0]=0x61, [1]=0x0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 7) complete
nscall: connecting...
nttgetport: port resolved to 1336
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nsopen: opening transport...
nttcni: trying to connect to socket 464.
nttcni: connected on ipaddr 0.0.0.0
nttcon: set TCP_NODELAY on 464
nsopen: transport is open
nsopen: global context check-in (to slot 7) complete
nscall: deferring connect attempt; at stage 8
nsevdcall: exit
nsbequeath: NSE=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsevdansw: exit
nsglhe: Deallocating cxd 0xed0370.
nsopen: opening transport...
nttcnp: getting sockname
nttcnr: waiting to accept a connection.
nttcnr: getting sockname
nttcnr: connected on ipaddr 192.9.200.16
nttvlser: valid node check on incoming node 192.9.200.169
nttvlser: Accepted Entry: 192.9.200.169
nttcon: set TCP_NODELAY on 428
nserror: nsres: id=2, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
ntt2err: soc 428 error - operation=5, ntresnt[0]=524, ntresnt[1]=997, ntresnt[2]=0
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
nttgetport: port resolved to 1109
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nsbequeath: NSE=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsevdansw: exit
nsglhe: Deallocating cxd 0xed0370.
nsopen: opening transport...
nttcnp: getting sockname
nttcnr: waiting to accept a connection.
nttcnr: getting sockname
nttcnr: connected on ipaddr 192.9.200.16
nttvlser: valid node check on incoming node 192.9.200.169
nttvlser: Accepted Entry: 192.9.200.169
nttcon: set TCP_NODELAY on 428
nserror: nsres: id=2, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
nttgetport: port resolved to 1109
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nsbequeath: NSE=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsevdansw: exit
nsglhe: Deallocating cxd 0xed0370.
nsopen: opening transport...
nttcnp: getting sockname
nttcnr: waiting to accept a connection.
nttcnr: getting sockname
nttcnr: connected on ipaddr 192.9.200.16
nttvlser: valid node check on incoming node 192.9.200.16
nttvlser: Accepted Entry: 192.9.200.16
nttcon: set TCP_NODELAY on 428
nserror: nsres: id=2, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
nttgetport: port resolved to 1109
nttbnd2addr: looking up IP addr for host: ns1.oneapps.com
nsbequeath: NSE=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsevdansw: exit
nsglhe: Deallocating cxd 0xed0370.
nsopen: opening transport...
nserror: nsres: id=0, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
ntnrd: failed to read 8208 bytes
ntn2err: error: handle=224, op=5, nt[0]=524, nt[1]=997
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
nscon: sending NSPTRF packet
ntnwr: failed to write 115 bytes
ntn2err: error: handle=224, op=6, nt[0]=524, nt[1]=997
ntnrd: failed to read 2064 bytes
ntn2err: error: handle=224, op=5, nt[0]=507, nt[1]=109
nserror: nsres: id=6, op=68, ns=12537, ns2=12560; nt[0]=507, nt[1]=109, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nstimarmed: no timer allocated
nsclose: closing transport
nsclose: global context check-out (from slot 6) complete
nsopen: opening transport...
nserror: nsres: id=0, op=78, ns=12612, ns2=0; nt[0]=0, nt[1]=0, nt[2]=0; ora[0]=0, ora[1]=0, ora[2]=0
nsopen: transport is open
nsnainit: inf->nsinfflg[0]: 0xd inf->nsinfflg[1]: 0xd
nsopen: global context check-in (to slot 6) complete
nsanswer: deferring connect attempt; at stage 5
ntnrd: failed to read 8208 bytes
ntn2err: error: handle=464, op=5, nt[0]=524, nt[1]=997
nscon: doing connect handshake...
nscon: got NSPTCN packet
nsevdansw: exit
****************************************************************************************
 
any clue??????????????????????????????

 
On 11/9/05, Stephane Faroult <sfaroult@roughsea.com> wrote:
Enable logging and check what you get. It may be something not obviously
related to Oracle (permissions, etc.).

SF

On Wed, 2005-11-09 at 17:50 +0530, Onkar N Tiwary wrote:
> Hi guys,
>
> Since today morning I am facing one problem :
>
> ORA-12547 : TNS lost contact
>






--
Thanks & Regards,
T. Onkar Nath
OneAPPS Enterprise Technology Pvt. Ltd.
       to_onkar@yahoo.com
       onkarnath.tiwary@gmail.com