How To Fix 8I171 - No conversion found for & to &

SAP Error Message - Details

• Message type: E = Error

• Message class: 8I - Localization India

• Message number: 171

• Message text: No conversion found for & to &

What causes this issue?

The UOM conversion does not exist

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?

The UOM conversion does not exist in the material master for the
material and UOM entered

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 8I171 - No conversion found for & to & ?

  The SAP error message 8I171: No conversion found for & to & typically occurs in the context of data conversion or mapping, particularly when dealing with data types or formats that are not compatible or when a conversion routine is missing.
  Cause:
  
  Missing Conversion Routine: The error indicates that there is no defined conversion routine for the specified data types. This can happen if you are trying to convert between two incompatible data types or formats.
  Incorrect Data Mapping: The source and target fields may not be correctly mapped, leading to an attempt to convert data types that do not have a defined conversion path.
  Custom Development Issues: If you are using custom programs or enhancements, there may be a missing or incorrectly implemented conversion function.
  Data Type Mismatch: The data types of the source and target fields may not match, leading to the inability to perform the conversion.
  
  Solution:
  
  Check Conversion Routines: Verify if there are any conversion routines defined for the data types you are trying to convert. You can do this by checking the relevant data dictionary (SE11) or using transaction codes like SE37 to look for function modules that handle conversions.
  Review Data Mapping: Ensure that the source and target fields are correctly mapped and that their data types are compatible. If necessary, adjust the mapping to ensure compatibility.
  Implement Custom Conversion: If a conversion routine does not exist, you may need to implement a custom conversion function. This can be done by creating a new function module that handles the specific conversion logic.
  Check for Updates: If you are using standard SAP functionality, ensure that your system is up to date with the latest support packages or notes, as SAP may have provided fixes or enhancements for known issues.
  Debugging: If the error occurs in a custom program, use the debugger to trace the execution and identify where the conversion is failing. This can help pinpoint the exact cause of the issue.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE37 (Function Modules), SE80 (Object Navigator).
  SAP Notes: Check the SAP Support Portal for any relevant notes that may address this specific error or provide guidance on similar issues.
  Documentation: Review SAP documentation related to data conversion and mapping, especially if you are working with specific modules or custom developments.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.