How To Fix UCF7048 - System cannot determine the document type

SAP Error Message - Details

• Message type: E = Error

• Message class: UCF7 - Messages for Flexible Upload

• Message number: 048

• Message text: System cannot determine the document type

What causes this issue?

During the copy method run, the system was <ZH>unable</> to determine
the document type.
For example, a target selection might be defined in the copy method for
the <LS>Document Type</> field. The copy method is assigned to a copy
task. However, the type of processing defined in the copy task uses
different posting levels than the ones selected by the document type.
This is why the system is <ZH>unable</> to determine the document type.
You can use the following posting levels, depending on the processing
type:

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

<LS>Per Consolidation Unit</>: posting levels 00, 01, or 10
<LS>Two-sided</>: posting Level 20
<LS>Per Consolidation Group</>: posting levels 02, 12, 22, or 30

System Response

The system will <ZH>not</> execute the method.

How to fix this error?

Check and change the following settings, where applicable:
In the copy method: the target selection for the document type
In the copy task: the processing type

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.