Database Startup Fails With Errors ORA-01078 And ORA-27046 Or Just ORA-01078

(Doc ID 405847.1)

Last updated on JULY 21, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.1 to 11.2.0.2 [Release 9.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 21-Jul-2017***

Symptoms

Database startup fails with ORA-27046 in one of the following ways:

SQL> startup
ORA-01078: failure in processing system parameters
ORA-01565: error in identifying file '...'
ORA-27046: file size is not a multiple of logical block size
OSD-04012: file size mismatch (OS 2558)
SQL>

OR

SQL> startup
ORA-01078: failure in processing system parameters
LRM-00109: could not open parameter file '...'
SQL>

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms