SAP Message USMD1029 - Data model &1, &2 &3: Data element &4 is invalid

Diagnosis
The following data elements cannot be assigned for technical reasons:

  • UG_VALUE

  • MDG_MDF_VALUE

  • USMD_MODEL

  • USMD_ENTITY

  • USMD_ATTRIBUTE

  • USMD_OBSOLETE

  • SPRAS (you can define data element SPRAST instead)

  • Generated data elements that start with /1FB/* or /SMD/

    • System Response
    The data model cannot be saved.

    Procedure
    Specify a different data element.