Enter valid distribution details

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Provide the following details:
+,,Create at least one entry under <ZH>Header Distribution</> or
<ZH>Item Distribution</>.
+,,Enter a valid value (except 0) for <ZH>Distribution Percentage</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.