How to fix the Oracle error ORA-03112: a server linked as single-task cannot use SQL*Net?

In this post, you’ll learn more about the Oracle ErrorORA-03112: a server linked as single-task cannot use SQL*Net with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-03112: a server linked as single-task cannot use SQL*Net

Reason for the Error ORA-03112: a server linked as single-task cannot use SQL*Net

A statement containing a SQL*Net connect string was issued to the single-task server. For example, a database link was used in a SQL statement.

How to fix the Error ORA-03112: a server linked as single-task cannot use SQL*Net ?

You can fix this error in Oracle by following the below steps

Do not use SQL*Net connect strings in a single-task environment.