Home » Infrastructure » Windows » TNS-12637: Datenpaket nicht erhalten
TNS-12637: Datenpaket nicht erhalten [message #100161] Tue, 13 August 2002 23:21 Go to next message
Stefan Hofmann
Messages: 1
Registered: August 2002
Junior Member
I have problems accessing a 9i oracle DB from an windows 2000 SP2 PC with pentium 4 processor. I tried the oracle clinets 8.1.6 and 9.2, but i receive always the following message:
TNS-12637: Datenpaket nicht erhalten (package not received)
Here is an entry of the sqlnet.log:
***********************************************************************
Fatal NI connect error 12637, connecting to:
(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=testhost)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=IFACTORY)(CID=(PROGRAM=C:ProgrammeQuest SoftwareTOADTOAD.exe)(HOST=test)(USER=hofmann))))

VERSION INFORMATION:
TNS for 32-bit Windows: Version 8.1.6.0.0 - Production
Windows NT TCP/IP NT Protocol Adapter for 32-bit Windows: Version 8.1.6.0.0 - Production
Time: 14-AUG-2002 08:48:35
Tracing not turned on.
Tns error struct:
nr err code: 0
ns main err code: 12637
TNS-12637: Datenpaket nicht erhalten
ns secondary err code: 0
nt main err code: 0
nt secondary err code: 0
nt OS err code: 0
Who can help me?
Re: TNS-12637: Datenpaket nicht erhalten [message #100162 is a reply to message #100161] Wed, 14 August 2002 06:34 Go to previous message
Mahesh Rajendran
Messages: 10707
Registered: March 2002
Location: oracleDocoVille
Senior Member
Account Moderator
Comment out  NAMES.PREFERRED_SERVER from SQLNET.ORA 
(i beleive,you are not using oracle names)file and try again.
first try with sql*plus client. then try using toad.
and
can you tnsping to the database?

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