How To Fix FDT_EXPRESSIONS551 - Type &1 not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

• Message number: 551

• Message text: Type &1 not supported

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_EXPRESSIONS551 - Type &1 not supported ?

  The SAP error message FDT_EXPRESSIONS551 with the description "Type &1 not supported" typically occurs in the context of using the SAP Fiori Design Studio or when working with expressions in SAP applications. This error indicates that the type of data being processed or referenced is not supported by the system or the specific function you are trying to use.
  Cause:
  
  Unsupported Data Type: The error usually arises when an expression or function is trying to process a data type that is not recognized or supported by the system. This could be due to using a custom data type or an incorrect data type in the expression.
  Incorrect Configuration: There may be a misconfiguration in the data model or the way the data is being passed to the expression.
  Version Compatibility: The error might also occur if there are compatibility issues between different versions of SAP components or if the system is not updated to support certain features.
  
  Solution:
  
  Check Data Types: Review the data types being used in your expressions. Ensure that they are compatible with the functions or operations you are trying to perform. Refer to the SAP documentation for supported data types.
  Modify Expressions: If you are using custom expressions, consider modifying them to use standard data types or functions that are known to be supported.
  Update System: Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, newer versions of SAP components provide support for additional data types.
  Debugging: Use debugging tools to trace the execution of your expressions and identify where the unsupported type is being introduced.
  Consult Documentation: Refer to the official SAP documentation or community forums for guidance on the specific expression or function you are using.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP Notes often provide fixes or workarounds for specific problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered the same issue and what solutions they have found.
  Fiori Design Studio Documentation: Review the official documentation for SAP Fiori Design Studio or the specific module you are working with to understand the supported data types and expressions.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.