How to fix the Oracle error OCI-31066: Insertion of string into string creates a cycle?

In this post, you’ll learn more about the Oracle ErrorOCI-31066: Insertion of string into string creates a cycle with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

OCI-31066: Insertion of string into string creates a cycle

Reason for the Error OCI-31066: Insertion of string into string creates a cycle

An attempt was made to insert a link into the XDB hierarchy that would create a cycle in the tree.

How to fix the Error OCI-31066: Insertion of string into string creates a cycle ?

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

Ensure that links to existing resources do not cause cycles.