How to fix the Oracle error ORA-18128: XUDY0029 – INSERT expression target node doesn’t have a parent?

In this post, you’ll learn more about the Oracle ErrorORA-18128: XUDY0029 – INSERT expression target node doesn’t have a parent with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-18128: XUDY0029 – INSERT expression target node doesn’t have a parent

Reason for the Error ORA-18128: XUDY0029 – INSERT expression target node doesn’t have a parent

In an INSERT expression where BEFORE or AFTER was specified, a node returned by the target expression did not have a parent.

How to fix the Error ORA-18128: XUDY0029 – INSERT expression target node doesn’t have a parent ?

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

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