How To Fix UCF4009 - Always use one-sided reclassifications without a document type

SAP Error Message - Details

• Message type: E = Error

• Message class: UCF4 - Messages on Reclassification

• Message number: 009

• Message text: Always use one-sided reclassifications without a document type

What causes this issue?

You have assigned a document type to the task in Customizing. However,
the reclassification method is defined as a one-sided reclassification,
which means that you only use a "source", but no "target".

System Response

The reclassification cannot be executed.

How to fix this error?

Choose one option:
If you want to post a one-sided reclassification, delete the document
type assignment from the task.
If you want to post a normal reclassification, assign to the task a
method that uses a "target".

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.