Connecting AS SYSDBA results in "Connected to idle instance", yet the database is OPEN (Doc ID 728895.1)

Last updated on JULY 01, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 and later
Information in this document applies to any platform.
***Checked for relevance on 01-Jul-2016***


Symptoms

-- Problem Statement:
On 10.2.0.1 in Production:
When attempting to connect AS SYSDBA to an open Oracle database,
the following message is received:

MESSAGE
-------------------
Connected to an idle instance.

However, the database was indeed up, running, and open.

Cause

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