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Windows: ORA-09243 OSD-04101 on Database Startup From Client (Doc ID 251783.1)

Last updated on NOVEMBER 19, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.7 and later
z*OBSOLETE: Microsoft Windows 2000

Symptoms

 Errors when trying to connect from client:
ORA-01034: ORACLE not available
ORA-09243: smsget: error attaching to SGA
OSD-04101: invalid SGA: SGA not initialized

It turns out the database isn't started, when trying to start the database manualy you simply get ORA-3113, even on a startup nomount.

When trying to start the database through the oracle services the oradim73.log gives an error saying:
"Startup Database ErrorFailed to startup the database. Failed to start the instance."

You've tried to recreate the services and/or the password file without any luck.

Cause

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