ORA-1075 After Receiving ORA-4031 Error

(Doc ID 420366.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.1 to 10.2.0.1 [Release 9.2 to 10.2]
Information in this document applies to any platform.

Symptoms

Fact: Instance is getting a lot of ORA-4031 errors.
Fact: After that, any attempt to connect to the instance fails with:
ORA-01075: YOU ARE CURRENTLY LOGGED ON
Killing the Oracle processes / service is required.

Cause

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