How To Fix MDG_DT_DATA_MODEL148 - Attribute names must start with ZZ* or YY* in customer landscape.

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_DT_DATA_MODEL - Messages for the Configuration Workbench Model Access API

• Message number: 148

• Message text: Attribute names must start with ZZ* or YY* in customer landscape.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_DT_DATA_MODEL148 - Attribute names must start with ZZ* or YY* in customer landscape. ?

  The SAP error message MDG_DT_DATA_MODEL148 indicates that in a customer landscape, attribute names for data models must start with the prefixes ZZ or YY. This is a common requirement in SAP Master Data Governance (MDG) to ensure that custom attributes are easily identifiable and do not conflict with standard SAP attributes.
  Cause:
  The error occurs when you attempt to create or modify a data model in SAP MDG, and one or more attribute names do not adhere to the naming convention. Specifically, the attribute names must start with either ZZ or YY to signify that they are custom fields created by the customer, as opposed to standard SAP fields.
  Solution:
  To resolve this error, you need to ensure that all custom attribute names in your data model start with the required prefixes. Here are the steps to follow:
  
  
  Identify the Attributes: Review the attributes in your data model that are causing the error. Look for any attribute names that do not start with ZZ or YY.
  
  
  Rename Attributes: Modify the names of the offending attributes to start with the appropriate prefix. For example, if you have an attribute named CUSTOM_FIELD, you could rename it to ZZ_CUSTOM_FIELD or YY_CUSTOM_FIELD.
  
  
  Update Data Model: After renaming the attributes, update your data model accordingly. Ensure that any references to these attributes in your configuration, mappings, or other related areas are also updated to reflect the new names.
  
  
  Test Changes: Once the changes are made, test the data model to ensure that it functions correctly and that the error message no longer appears.
  
  
  Documentation: Document the changes made to the attribute names for future reference and to maintain clarity in your data model.
  
  
  Related Information:
  
  SAP MDG Documentation: Refer to the official SAP documentation for Master Data Governance for guidelines on naming conventions and best practices.
  SAP Notes: Check for any relevant SAP Notes that may provide additional context or updates related to this error message.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the MDG_DT_DATA_MODEL148 error and ensure compliance with SAP's naming conventions for custom attributes.