How to fix the Oracle error ORA-06449: The list IO or the sysvendor is not installed.?

In this post, you’ll learn more about the Oracle ErrorORA-06449: The list IO or the sysvendor is not installed. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06449: The list IO or the sysvendor is not installed.

Reason for the Error ORA-06449: The list IO or the sysvendor is not installed.

ORACLE tries to use the sysvendor interface (INIT.ORA parameter use_sysvendor=true) but the UNIX kernel does not have the ORACLE sysvendor interface linked in.

How to fix the Error ORA-06449: The list IO or the sysvendor is not installed. ?

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

Set use_sysvendor=false in INIT.ORA, if you don’t want to use this interface or link the UNIX kernel with this interface so that ORACLE can use it.