How to fix the Oracle error PGU-00377: mandatory list item has to be selected before navigation is possible?

In this post, you’ll learn more about the Oracle ErrorPGU-00377: mandatory list item has to be selected before navigation is possible with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGU-00377: mandatory list item has to be selected before navigation is possible

Reason for the Error PGU-00377: mandatory list item has to be selected before navigation is possible

Cause: Attempted to navigate to the next/previous item.

How to fix the Error PGU-00377: mandatory list item has to be selected before navigation is possible ?

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

Action: Select an item and then go to the next/previous item.