How To Fix CM_EHFND_FW_CALC_ENG019 - Usage of symbol "&1" is not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_FW_CALC_ENG - Common ACE Calculation Engine Exception Class

• Message number: 019

• Message text: Usage of symbol "&1" is not permitted

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 CM_EHFND_FW_CALC_ENG019 - Usage of symbol "&1" is not permitted ?

  The SAP error message CM_EHFND_FW_CALC_ENG019 with the description "Usage of symbol '&1' is not permitted" typically occurs in the context of SAP's calculation engine, particularly when working with the SAP HANA database or when using the SAP Cloud Platform.
  Cause:
  This error usually arises due to the following reasons:
  
  
  Invalid Symbol Usage: The symbol referenced (denoted by &1) is being used in a context where it is not allowed. This could be due to syntax errors or the use of reserved keywords or symbols that are not permitted in the specific calculation context.
  
  
  Incorrect Configuration: The configuration of the calculation view or the data model may not be set up correctly, leading to the use of unsupported symbols.
  
  
  Data Type Mismatch: There may be a mismatch in the expected data types, which can lead to the use of symbols that are not valid in the given context.
  
  
  Version Compatibility: If you are using an older version of SAP or a specific module, there may be limitations on the symbols that can be used.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Symbol Usage: Review the calculation logic or the data model where the error occurs. Ensure that the symbol being referenced is valid and used in the correct context.
  
  
  Review Documentation: Consult the SAP documentation for the specific version you are using to understand the limitations and rules regarding symbol usage in calculations.
  
  
  Modify the Calculation Logic: If the symbol is indeed invalid, consider modifying the calculation logic to avoid using that symbol. This may involve changing the way calculations are structured or using alternative symbols that are permitted.
  
  
  Test with Simplified Logic: If possible, simplify the calculation logic to isolate the issue. This can help identify if a specific part of the logic is causing the error.
  
  
  Check for Updates: Ensure that your SAP system is up to date. Sometimes, errors are resolved in newer versions or patches.
  
  
  Consult SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide insights specific to your environment or version.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  Training and Documentation: Familiarize yourself with SAP's calculation engine and best practices for creating calculation views to avoid such errors in the future.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.