Ora-12535 Tns Timed Out Error
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ORA-12535: TNS: operation timed out tips OracleTns 12535 Tns Operation Timed Out 11g
Error Tips by Stephanie F. Question: I am getting the ORA-21535 error when attempting to connect to Oracle: ORA-12535: TNS: operation timed out
Tns-12535 Tns-00505
How do I fix this ORA-13595 error? Answer: The oerr utility note this on the ORA-12535 error: ORA-12535: TNS: operation timed out Cause: The requested operation could not be completed within the time out period. Action: Look at the documentation on the secondary errors for possible remedy. See SQLNET.LOG to find secondary error if not tns-12606 provided explicitly. Turn on tracing to gather more information. To diagnose a ORA-12535 error, follow these steps to ensure connectivity to Oracle: 1 - Check your client-side sqlnet log files for more details 2 - Try a direct connection from your client using tnsping: tnsping
to friend ODBC-error 'ORA-12535: TNS:operation timed out' when trying to connect to Oracle 9.2.0 [message #188415] Fri, 18 August 2006 08:12 ceschenbach Messages: 2Registered: August 2006
Tns-12535: Tns:operation Timed Out Ns Secondary Err Code: 12606
Junior Member Hello, after 2 days of fruitless searching and trying, tns-12170 I'm nearly desperate now, so I'm posting my problem here with hope that someone can help... I'm trying tns-12535: tns:operation timed out in alert log to connect to an Oracle 9.2 database via TCP from Microsoft Access 2000 SP3. I'm using the ODBC-Drivers from Microsoft. I keep getting the following error: "[Microsoft][ODBC driver http://www.dba-oracle.com/t_ora_12535_tns_operation_timed_out.htm for Oracle]ORA-12535: TNS:operation timed out (#12535) [Microsoft][ODBC Driver Manager] Fehler bei SQLSetConnectAttr für Treiber (#0)" Here are the details: CLIENT-machine: Operating system: Microsoft Windows 2000 SP4 ODBC-Driver: Microsoft ODBC for Oracle V2.575.1062.00 Client-Database: Microsoft Access 2000 SP3 Oracle: Oracle 9.2.0.1.0 SERVER-machine: Operating system: Microsoft Windows Server 2003 SP1 Oracle: Oracle 9.2.0.1.0 -------------------------------------------------------------- tnsnames.ora (CLIENT) --------------------- ORACLE.EMBITBIZ = http://www.orafaq.com/forum/t/68075/ (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 217.69.83.130)(PORT = 1521)) ) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = MBDaten) ) ) -------------------------------------------------------------- listener.ora (SERVER) --------------------- LISTENER = (DESCRIPTION_LIST = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = embit)(PORT = 1521)) ) ) ) SID_LIST_LISTENER = (SID_LIST = (SID_DESC = (SID_NAME = PLSExtProc) (ORACLE_HOME = c:\oracle\ora92) (PROGRAM = extproc) ) (SID_DESC = (GLOBAL_DBNAME = mbdaten) (ORACLE_HOME = c:\oracle\ora92) (SID_NAME = mbdaten) ) ) -------------------------------------------------------------- sqlnet.ora (SERVER) --------------------- NAMES.DEFAULT_DOMAIN = biz SQLNET.AUTHENTICATION_SERVICES= (NTS) #NAMES.DIRECTORY_PATH= (TNSNAMES) NAMES.DIRECTORY_PATH= (TNSNAMES, ONAMES, HOSTNAME) -------------------------------------------------------------- - I have installed Microsoft MDAC 2.8 SP1 on the client-PC - I have changed registry settings, as suggested by many websites to the following values: [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSDTC\MTxOCI] "OracleXaLib"="oraclient9.dll" "OracleSqlLib"="ORASQL9.DLL" "OracleOciLib"="oci.dll" - "tnsping ORACLE.EMBITBIZ" on the client-machine reports success: Adapter TNSNAMES zur Auflösung des Alias benutzt Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP) (HOST = 217.69.83.130)(PORT = 1521))) (CONNECT_DATA = (SERVER = DEDICATED) (SERV ICE_NAME = MBDaten))) OK (40 ms) - The list
The TNS-12535 or ORA-12535 error is normally a timeout error associated with Firewalls or slow Networks. It can also be an incorrect listener.ora parameter setting for the CONNECT_TIMEOUT_