Alternative hierarchy could not be determined

What causes this issue?

You attempted to structure your project elements according to an
alternative hierarchy (profit center, cost center or summarization
hierarchy). The alternative hierarchy could not be read.

System Response

The system uses the "Work breakdown structure" view.

How to fix this error?

Check whether the correct hierarchy is entered for the project view in
Customizing.

Error message extract from SAP system. Copyright SAP SE.