Instance Startup Fails Without NTS Authentication For ASM On Windows (Doc ID 275686.1)

Last updated on MAY 29, 2009

Applies to:

Oracle Server - Enterprise Edition - Version: 10.1.0.2 to 10.2.0.4
Microsoft Windows 2000
Microsoft Windows XP
Microsoft Windows Server 2003
Microsoft Windows (32-bit)

Symptoms

When ASM Service is started without
SQLNET.AUTHENTICATION_SERVICES=(NTS)
in sqlnet.ora, startup of database instance(s) fail as follows:

SQL> startup
ORA-17503:ksfdopn:2 Failed to open file +//spfile.ora
ORA-015055: unable to connect to ASM instance
ORA-01031: insufficent privileges

The problem does not happen when
SQLNET.AUTHENTICATION_SERVICES=(NTS)
is set sqlnet.ora during starting up of the ASM Instance.

Cause

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