Error "Internal Surrogate Key ID" when reassigning PO transactions from transaction console

Summary:

Error "Internal Surrogate Key ID" when reassigning approval notifications from transaction console

Content (please ensure you mask any confidential information):

Hi All,

We are trying toreassign the PO approval notification to a different user from the transactionconsole, and while doing so encountering the below error. Can someone pleaseexplain what is this error and how to get rid of this?

We are using position hierarchies here.

Version (include the version you are using, if applicable):

25C

Code Snippet (add any code snippets that support your topic, if applicable):