How To Fix FDT_CORE034 - No expression type supplied

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CORE - Formula & Derivation Tool: Core

• Message number: 034

• Message text: No expression type supplied

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_CORE034 - No expression type supplied ?

  The SAP error message FDT_CORE034: No expression type supplied typically occurs in the context of SAP's Form Data Technology (FDT) when there is an issue with the configuration of expressions in a form or a data model. This error indicates that the system expects an expression type to be defined, but it is missing or not properly configured.
  Cause:
  
  Missing Expression Type: The most common cause is that an expression type has not been defined for a particular field or calculation in the form or data model.
  Incorrect Configuration: There may be a misconfiguration in the form or data model where the expression is expected but not provided.
  Version Compatibility: Sometimes, the error can arise due to compatibility issues between different versions of SAP or FDT components.
  Corrupted Form: The form or data model may be corrupted or improperly imported, leading to missing definitions.
  
  Solution:
  
  Check Expression Definitions: Review the form or data model configuration to ensure that all required expression types are defined. Make sure that every field that requires an expression has one assigned.
  Reconfigure the Form: If you identify any missing or incorrect configurations, reconfigure the form or data model accordingly. This may involve adding the necessary expression types or correcting any misconfigurations.
  Validate the Form: Use the validation tools available in the FDT environment to check for any other potential issues in the form or data model.
  Consult Documentation: Refer to the official SAP documentation for FDT to understand the requirements for expression types and how to properly configure them.
  Check for Updates: Ensure that your SAP system and FDT components are up to date. Sometimes, applying the latest patches or updates can resolve compatibility issues.
  Test in a Development Environment: If possible, replicate the issue in a development environment to test changes without affecting production data.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to the FDT_CORE034 error. SAP Notes often provide specific guidance for resolving errors.
  FDT Documentation: Familiarize yourself with the FDT documentation, which provides detailed information on how to work with expressions, forms, and data models.
  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.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.