No application log subobject exists for interface &1/&2/&3.

What causes this issue?

Each AIF-Interface requires an own application log subobject in order to
store messages raised during processing of the AIF-Interface. This
application log subobject is missing.

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?

Goto transaction SLG0. Select object '/AIF/LOG' and double-click on
'Sub-objects' in the tree on the left hand side. Now click an 'New
entries' in the toolbar and create a new Subobject for the corresponding
AIF-Interface. The Subobject is AIF-Interface namespace + SPACE +
AIF-Interface name.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.