Sending a flat structure &1 requires a block size of 1
Message type: E = Error
Message class: /AIF/LFA_MES - Lean File Adapter Messages
Message number: 004
Message text: Sending a flat structure &1 requires a block size of 1
What causes this issue?
The send structure defined in the LFA configuration does not contain a
table type.
This configuration requires a block size of 1.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
You can either select block size 1 or use a send structure that includes
a table type.
Procedure for System Administrators
Error message extract from SAP system. Copyright SAP SE.