SAP Message AFX_WIZARDS018 - The segment name must not be longer than 21 characters

Diagnosis
The segment name that is transferred must not be longer than 21characters. If it is, it will cause syntax errors in the dynamicallygenerated display program for the technical view.In some cases you may only be able to recognize that there areerrors because thetechnical view is not functioning, in other words, there is no errormessage.

Procedure
Choose a structure name with a maximum of 21 characters.