Substitution is not supported in application selected
Message type: E = Error
Message class: GB - Messages used by the Boolean code generator
Message number: 221
Message text: Substitution is not supported in application selected
What causes this issue?
You have choosen an application which does not support substitutions.
System Response
An activation user interface does not exist. That is why your entry
was rejected.
How to fix this error?
Select a different object which is supported by the choosen application
or choose a different application.
Error message extract from SAP system. Copyright SAP SE.