How To Fix BRAIN204 - &1 cannot be input-ready. &2 has ref. characteristic for exception &3.

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 204

• Message text: &1 cannot be input-ready. &2 has ref. characteristic for exception &3.

What causes this issue?

The basic key figure &V2& of this selection element (&V1&) has an
exception aggregation. Reference characteristic &V3& is not in the
aggregation level however, or is not assigned in the union provider.

System Response

The input-readiness of &V1& is revoked.

How to fix this error?

Check the query definition.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN204 - &1 cannot be input-ready. &2 has ref. characteristic for exception &3. ?

  The SAP error message BRAIN204 indicates that a certain characteristic in a planning application is not input-ready due to a reference characteristic being defined for an exception. This typically occurs in the context of SAP BW (Business Warehouse) or SAP Integrated Business Planning (IBP) when working with planning functions or planning models.
  Cause:
  
  Reference Characteristic: The error suggests that the characteristic you are trying to make input-ready has a reference characteristic that is defined for an exception. This means that the system is unable to allow input for this characteristic because it is linked to a specific exception scenario.
  Planning Model Configuration: The planning model or the planning function may not be configured correctly, leading to this restriction.
  Data Locking: There might be data locking issues or the planning area might be in a state that does not allow input.
  
  Solution:
  
  Check Configuration: Review the configuration of the planning model and the characteristics involved. Ensure that the reference characteristic is set up correctly and that it does not conflict with the input-ready status of the characteristic you are trying to use.
  Modify Exceptions: If the reference characteristic is not needed, consider modifying or removing the exception that is causing the issue. This may involve changing the planning function or the way exceptions are defined.
  Input-Ready Settings: Ensure that the characteristic you want to make input-ready is correctly set in the planning model. You may need to adjust the settings in the planning area or the planning function.
  Data Locking: Check if there are any data locks in place that might be preventing input. If necessary, release any locks or wait until the data is available for input.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling exceptions and input-ready characteristics in your version of SAP BW or IBP.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches or updates.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Review training materials or documentation related to planning functions and characteristics in SAP BW or IBP to better understand how to configure them correctly.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.