How To Fix UGMD2109 - Generation of &1/&2 was not successful: Disallowed field

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD2 - Master Data Maintenance (SEM: FIN Basis)

• Message number: 109

• Message text: Generation of &1/&2 was not successful: Disallowed field

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UGMD2109 - Generation of &1/&2 was not successful: Disallowed field ?

  The SAP error message UGMD2109 indicates that there was an issue during the generation of a specific object (denoted by &1 and &2) due to a "Disallowed field." This typically occurs in the context of data modeling or data generation processes, such as when working with InfoObjects, DataSources, or other data-related components in SAP BW (Business Warehouse) or similar environments.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Field Restrictions: The field you are trying to use in the generation process is not allowed in the context of the object you are working with. This could be due to data type mismatches, field length issues, or the field being marked as disallowed in the configuration.
  Data Model Configuration: The data model may have restrictions on certain fields based on business rules or data governance policies.
  Inconsistent Metadata: There may be inconsistencies in the metadata definitions, such as missing or incorrectly defined attributes.
  
  Solution:
  To resolve the UGMD2109 error, you can take the following steps:
  
  
  Check Field Configuration:
  
  Review the configuration of the fields involved in the generation process. Ensure that the fields you are trying to use are allowed in the context of the object you are generating.
  Look for any settings that might restrict the use of certain fields.
  
  
  
  Review Data Model:
  
  Examine the data model to ensure that all fields are correctly defined and that there are no inconsistencies.
  If you are working with InfoObjects, check their attributes and ensure they are set up correctly.
  
  
  
  Adjust Field Usage:
  
  If a field is disallowed, consider whether it can be replaced with an alternative field that meets the requirements.
  If necessary, modify the data model to allow the use of the field, if it is appropriate to do so.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as sometimes bugs in the software can lead to such errors.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on the error message and the context in which it occurs.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance. They may have additional insights or tools to diagnose the problem.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to UGMD2109 for any known issues or fixes.
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., RSA1 for Data Warehousing Workbench) that can help you navigate the data model and configurations.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the UGMD2109 error and implement a suitable solution.