Subobject &2 not defined for object &1

What causes this issue?

An application log entry is to be made for sub-object &V2& of the
object &V1&. This sub-object is, however, not maintained for object
&V1&
.
Objects and subobjects of the application log are created using
transaction SLG0.

System Response

The program had to be cancelled.

How to fix this error?

Inform the system administrator.

Error message extract from SAP system. Copyright SAP SE.