How To Fix FDT_HANA157 - &1: The source field name is not specified

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_HANA - BRFplus: HANA Integration

• Message number: 157

• Message text: &1: The source field name is not specified

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_HANA157 - &1: The source field name is not specified ?

  The SAP error message FDT_HANA157 typically indicates that there is an issue with the configuration of a field in a data transformation or mapping process, particularly when working with SAP HANA and the SAP Fiori Data Transformation (FDT) framework. The specific message "The source field name is not specified" suggests that a required field name has not been defined in the transformation settings.
  Cause:
  
  Missing Field Name: The most common cause of this error is that a source field name has not been specified in the mapping configuration. This could happen if the field was deleted, not properly configured, or if there was an oversight during the setup.
  Incorrect Mapping: If the mapping between source and target fields is not correctly defined, it can lead to this error.
  Data Source Issues: If the data source itself does not contain the expected fields, this error may occur.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the transformation or mapping configuration where the error is occurring.
  Ensure that all required source fields are specified correctly. Look for any fields that may be missing or incorrectly named.
  
  
  
  Review Data Source:
  
  Verify that the data source you are using contains the expected fields. If the source structure has changed, you may need to update your mapping accordingly.
  
  
  
  Update Field Names:
  
  If you have renamed fields or changed the structure of your data model, make sure to update the field names in the mapping configuration to reflect these changes.
  
  
  
  Test the Configuration:
  
  After making the necessary changes, test the transformation to ensure that the error has been resolved.
  
  
  
  Consult Documentation:
  
  If you are unsure about the configuration, refer to the SAP documentation for the Fiori Data Transformation framework or consult with your SAP support team for guidance.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Fiori Data Transformation Documentation: Review the official SAP documentation for FDT to understand the requirements for field mappings and transformations.
  
  By following these steps, you should be able to identify and resolve the cause of the FDT_HANA157 error in your SAP environment.