How do I fix Ora 03113 End of communication channel?
Solution 3:
- Startup the instance in nomount: SQL> startup nomount.
- Open database into mount state: alter database mount;
- Clear the redo log files having issue due to power failure or unclean shutdown of database. SQL> alter database clear unarchived logfile group 1;
- Shutdown the database and open it.
What is end of file on communication channel?
Purpose. An ORA-3113 “end of file on communication channel” error is a general error usually reported by a client process connected to an Oracle database. The error basically means ‘I cannot communicate with the Oracle shadow process’.
How do I fix ORA 12545 error?
Resolving ORA-12545:
- Verify the TNSNAMES.ORA Entry and validate Host Name.
- Test Connectivity to the HOST by.
- Use IP instead of HOST Name in ADDRESS (HOST) of TNSNAMES.
- If you are able to reach HOST, validate Oracle and Listener exist and are running.
How do I fix my ORA 00600?
Resolved ORA-00600: internal error code, arguments:
- Run SQL Plus command Line.
- STEP 2: Shut down the database and startup in mount state.
- STEP 3: Take backup of control file manually at os level using cp or copy command.
- STEP 4: Check the Current Logfile.
- STEP 5: Shutdown the DB and startup in Mount state.
How do you fix Ora 27101?
Basically, to resolve ORA-27101, Once ORACLE_HOME and ORACLE_SID are correct, and then attempt to start SQL*Plus.
Where is Tnsnames Ora file located?
ORACLE_HOME/network/admin directory
By default, the tnsnames. ora file is located in the ORACLE_HOME/network/admin directory.
What is internal error in Oracle?
Error: ORA-00600 Internal error code This is an internal error message for Oracle program exceptions. It indicates that a process has met a low-level, unexpected condition. Various causes of this message include: time-outs. file corruption.
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