How to fix the Oracle error ORA-06604: LU6.2 Driver: Unable to allocate session with remote LU?

In this post, you’ll learn more about the Oracle ErrorORA-06604: LU6.2 Driver: Unable to allocate session with remote LU with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06604: LU6.2 Driver: Unable to allocate session with remote LU

Reason for the Error ORA-06604: LU6.2 Driver: Unable to allocate session with remote LU

Allocate system call failed.

How to fix the Error ORA-06604: LU6.2 Driver: Unable to allocate session with remote LU ?

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

Ensure that the SNA software is running and that sessions are free. If this is the case, then check your SNA configuration data for errors. You may have entered an incorrect parameter.