How To Fix /FTI/CUST_ACCESS028 - This constant is not supported in a selection condition: "&1"

SAP Error Message - Details

• Message type: E = Error

• Message class: /FTI/CUST_ACCESS -

• Message number: 028

• Message text: This constant is not supported in a selection condition: "&1"

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /FTI/CUST_ACCESS028 - This constant is not supported in a selection condition: "&1" ?

  The SAP error message /FTI/CUST_ACCESS028 indicates that there is an issue with a selection condition in a query or report where a constant value is not supported. This typically occurs in the context of using the SAP Fiori or SAP BW (Business Warehouse) systems, particularly when dealing with custom access or selection conditions.
  Cause:
  The error is triggered when:
  
  A constant value (e.g., a specific string or number) is used in a selection condition that is not recognized or supported by the system.
  The constant may be incorrectly formatted or not defined in the context of the query.
  The selection condition may be trying to use a value that is not valid for the field being queried.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Selection Condition:
  
  Review the selection conditions in your query or report. Ensure that the constants being used are valid and correctly formatted.
  Make sure that the constants are compatible with the data types of the fields they are being compared against.
  
  
  
  Use Variables Instead of Constants:
  
  If possible, replace the constant with a variable or parameter that can dynamically take values. This can help avoid issues with unsupported constants.
  
  
  
  Validate Field Definitions:
  
  Ensure that the fields in your selection conditions are correctly defined in the data model. Check if the field allows the type of constant you are trying to use.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for the specific version of SAP you are using. There may be specific guidelines or limitations regarding the use of constants in selection conditions.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the execution of the query to identify where the error is occurring. This can provide insights into which constant is causing the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with details about the error, the context in which it occurs, and any relevant configurations.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to this error message. SAP frequently updates its knowledge base with solutions for common issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  System Logs: Review system logs for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the issue related to the /FTI/CUST_ACCESS028 error message in SAP.