Do you have any question about this error?
Message type: E = Error
Message class: USMD1 - Datenmodel
Message number: 409
Message text: Data model &1: DDIC structure &2 cannot be automatically modified
The data dictionary (DDIC) structure &V2& contains a complex APPEND
structure.
The DDIC structure &V2& has not been changed.
You need to use the ABAP Dictionary to make changes directly to DDIC
structure &V2& . Changes will be necessary if data model &V1& was
changed for the
respective entity type.
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.
USMD1409
- Data model &1: DDIC structure &2 cannot be automatically modified ?Get instant SAP help. Start your 7-day free trial now.
USMD1408
Conversion program &1 scheduled in client &2, user &4 (logon with &3)
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
USMD1407
System cannot schedule conversion program &1 in client &2 (model &3)
What causes this issue? The system cannot schedule the &V1& conversion report in the &V2& client. The most likely reason is that use...
USMD1410
Data model &1: Field Prop. not found for Entity &2 - Invalid Data Model
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
USMD1450
Error in BAdI USMD_UPDATE_EVENT: &1 &2 &3 &4
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.