Why Received Amount shows 0 in Manage Order-> Schedule screen even though PO is Received?

Summary:

The Received Amount shows 0 in Manage Order-> Schedule screen but not zero if you Open PO and check the schedule

Content (required):

The Received Amount shows 0 in Manage Order-> Schedule screen but not zero if you Open PO and check the schedule. Business extracts the data of Schedules to check how many POs are not yet received and the system gives wrong information.

Kindly advice.

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

23B

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