How To Fix CM_EHFND_COMN002 - You can define only one default value; check your entries

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_COMN - Commonly Used Messages

• Message number: 002

• Message text: You can define only one default value; check your entries

What causes this issue?

There is more than one entry selected as the default value in this
table. This can happen when you make new entries to the existing table
entries. In this case, the system shows only the new entries. The
existing entries are not displayed until you save the new entries.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check your entries and select only one entry as the default value.
If you are on the screen for new entries, go one step back to the
overview of all entries and select only one default value.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_COMN002 - You can define only one default value; check your entries ?

  The SAP error message CM_EHFND_COMN002, which states "You can define only one default value; check your entries," typically occurs in the context of configuring default values for certain fields in the SAP system, particularly in the SAP S/4HANA environment or when using SAP Fiori applications.
  Cause:
  This error arises when you attempt to define multiple default values for a single field or parameter where only one default value is allowed. This can happen in various scenarios, such as:
  
  Configuration Settings: In customizing settings, you may have inadvertently set multiple default values for the same field.
  Data Entry: When entering data in a transaction or application, if the system detects multiple entries for a default value, it will trigger this error.
  Business Rules: If there are conflicting business rules or settings that define defaults for the same field, this error can occur.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Configuration:
  
  Navigate to the relevant configuration area in the SAP system (e.g., SPRO transaction).
  Look for the specific settings related to the field or parameter that is causing the error.
  Ensure that only one default value is defined for that field. Remove any additional entries.
  
  
  
  Review Data Entries:
  
  If the error occurs during data entry, review the entries you are making.
  Ensure that you are not trying to set multiple default values for the same field in the same context.
  
  
  
  Check Business Rules:
  
  If applicable, review any business rules or logic that may be defining defaults for the field.
  Ensure that there are no conflicting rules that could lead to multiple default values being set.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the configuration or data entry again to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates related to this error message.
  Documentation: Review the official SAP documentation for the specific module or application you are working with to understand the expected behavior regarding default values.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional assistance or similar experiences from other users.
  
  By following these steps, you should be able to identify and resolve the issue causing the CM_EHFND_COMN002 error message in your SAP system.