Enter a program name or transaction code

What causes this issue?

You have selected a link method for which you have to enter a name for
a program that can be executed or a transaction code.

System Response

INCLUDE ISR_VERARBEITUNG OBJECT DOKU ID TX

How to fix this error?

Enter a program name or a transaction code.

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.