Diagnosis
For characteristics whose keys begin with EHS, the following causes arepossible:
RESET N1
The characteristic is not contained in any of the namespaces specifiedin Customizing.
You are not authorized to edit characteristics in the namespace in whichthe characteristic is found.
No namespaces have been specified in Customizing.

Procedure
INCLUDE EHS_NA_ADMIN OBJECT DOKU ID TX

Procedure for System Administration
INCLUDE EHS_NA_CHECK_CUSTOMIZING OBJECT DOKU ID TXEnter a permitted key for the characteristic. If you want to use theoriginal key, check the number ranges and the system reaction settingsfor the relevant namespace.