How To Fix RD307 - You can only transfer a unit of measure from a value field

SAP Error Message - Details

• Message type: E = Error

• Message class: RD - CO-PA Connection to SAP BW

• Message number: 307

• Message text: You can only transfer a unit of measure from a value field

What causes this issue?

A unit of measure can only be taken from a value field.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Select a value field with the required unit of measure from the results
area, as the unit of measure for the transfer structure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RD307 - You can only transfer a unit of measure from a value field ?

  The SAP error message RD307 ("You can only transfer a unit of measure from a value field") typically occurs in the context of data transfer processes, particularly when dealing with the transfer of data between different systems or modules, such as during the transfer of data from a source system to a target system in SAP.
  Cause:
  The error RD307 is generally caused by one of the following issues:
  
  
  Incorrect Field Mapping: The unit of measure (UoM) is being transferred from a field that is not designated as a value field. In SAP, value fields are those that contain quantitative data, while non-value fields do not.
  
  
  Data Structure Issues: The data structure being used for the transfer may not be correctly defined, leading to the system not recognizing the source of the unit of measure.
  
  
  Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the data being transferred, particularly in the context of the InfoObjects or data sources involved.
  
  
  Solution:
  To resolve the RD307 error, you can take the following steps:
  
  
  Check Field Mapping: Ensure that the unit of measure is being mapped correctly from a value field. Review the data transfer structure and confirm that the source field for the UoM is indeed a value field.
  
  
  Review Data Structure: Verify the data structure used for the transfer. Make sure that the fields are correctly defined and that the unit of measure is being sourced from a valid value field.
  
  
  Configuration Review: Check the configuration settings in the SAP system related to the data transfer process. This may involve looking at the settings in the relevant InfoObjects, data sources, or transfer rules.
  
  
  Testing: After making the necessary adjustments, perform a test transfer to see if the error persists. Monitor the logs for any additional error messages that may provide further insight.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the data transfer process you are working with, as there may be additional considerations based on the context.
  
  
  Seek Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with SAP experts who can provide more tailored assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with transaction codes related to data transfer processes, such as RSA1 (Data Warehousing Workbench) or other relevant transactions based on your specific SAP module.
  Documentation: Review SAP Help Portal or community forums for discussions related to RD307 and similar issues.
  
  By following these steps, you should be able to identify the root cause of the RD307 error and implement a solution to resolve it.