Oracle Error ORA-01034: ORACLE not available

ocilogon(): OCISessionBegin:
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist

1. Start -> Programs -> oracle -> OraHome81 -> Database Administration -> DBA Studio
2. Launch DBA Studio Standalone
3. Select DB Name
4. Username: sys
Password: change_on_install
Connect as: SYSDBA
5. DB Name -> Instance -> Database
6. Look at the Database State on the right side Panel
Select OPEN and Click APPLY then Click OK when asked for startup parameter


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