When Deleting an Organization from a Hierarchy Error: ORA-20001: You cannot delete/update link in hierarchy used by Oracle Projects
(Doc ID 1077543.1)
Last updated on JUNE 09, 2017
Applies to:Oracle Project Foundation - Version 11.5.2 to 12.0.0 [Release 11.5 to 12.0]
Information in this document applies to any platform.
Checked for relevance on 4-Nov-2011
There is an interface for organization changes. When trying to change a parent organization, the following error occurs with the DELETE_HIERARCHY_ELEMENT API.
ORA-20001: You cannot delete/update link in hierarchy used by Oracle Projects.
What does this error mean and why is it received on a parent change?
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