How To Fix APB_FPM_CORE770 - Group field &1 is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: APB_FPM_CORE - FPM messages

• Message number: 770

• Message text: Group field &1 is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message APB_FPM_CORE770 - Group field &1 is not allowed ?

  The SAP error message APB_FPM_CORE770 with the description "Group field &1 is not allowed" typically occurs in the context of the Floorplan Manager (FPM) in SAP applications. This error indicates that a specific field, which is being used as a group field in a FPM configuration, is not permitted for grouping in the current context.
  Cause:
  
  Invalid Group Field: The field specified in the error message (&1) is not defined as a valid grouping field in the FPM configuration or the underlying data model.
  Data Model Restrictions: The data model associated with the FPM application may not support grouping by the specified field.
  Configuration Issues: There may be a misconfiguration in the FPM application or the associated Web Dynpro component.
  
  Solution:
  
  Check Field Validity: Verify that the field you are trying to use as a group field is indeed valid for grouping in the context of your FPM application. You may need to refer to the documentation or data model to confirm this.
  Modify FPM Configuration: If the field is not allowed, consider using a different field that is valid for grouping. You can do this by:
  
  Accessing the FPM configuration in the SAP GUI or the relevant transaction (e.g., FPM configuration transaction).
  Changing the group field to a valid one.
  
  
  Review Data Model: Ensure that the data model used in your FPM application supports the field you are trying to group by. If necessary, consult with your ABAP or data model team to understand the limitations.
  Debugging: If you have access to the development environment, you can debug the FPM application to trace where the error is being triggered and gather more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for the error message number or related keywords in the SAP Support Portal.
  FPM Documentation: Review the official SAP documentation on Floorplan Manager to understand the configuration options and limitations regarding grouping fields.
  Community Forums: Consider searching or posting in SAP community forums or SAP Community Network (SCN) for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.