How To Fix CL071 - Unit & cannot be converted to unit of material &

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 071

• Message text: Unit & cannot be converted to unit of material &

What causes this issue?

The base unit of measure of the material must be capable of conversion
to the base unit of measure in the additional data of the class.

How to fix this error?

Check the base unit of measure defined in the additional data of the
class for its classified materials. For the material, enter a unit that
is capable of conversion to this unit.
If you cannot do this, define another class that supports materials
with this unit of measure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL071 - Unit & cannot be converted to unit of material & ?

  The SAP error message CL071 indicates that there is an issue with unit conversion for a specific material. This error typically arises when the system is unable to convert one unit of measure (UoM) to another for a given material. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Incompatible Units of Measure: The units of measure being used may not be compatible for conversion. For example, trying to convert between units that are not defined in the system or that do not have a conversion factor.
  Missing Conversion Factors: The conversion factors between the units of measure may not be defined in the system. This can happen if the unit of measure is newly created or if the configuration has not been properly set up.
  Material Master Data Issues: The material master data may not be correctly maintained, leading to issues with unit conversions.
  Configuration Issues: There may be issues in the configuration of the units of measure in the SAP system, such as missing entries in the relevant tables.
  
  Solution:
  
  
  Check Unit of Measure Configuration:
  
  Go to the transaction code CUNI (Unit of Measure Conversion) to check if the conversion factors between the units are defined.
  Ensure that the units of measure you are trying to convert are correctly set up in the system.
  
  
  
  Review Material Master Data:
  
  Use transaction code MM03 to display the material master data and check the units of measure assigned to the material.
  Ensure that the base unit of measure and alternative units of measure are correctly defined.
  
  
  
  Define Conversion Factors:
  
  If the conversion factors are missing, you can define them in the same CUNI transaction. Make sure to enter the correct conversion values.
  
  
  
  Check for Customizations:
  
  If there are any custom developments or enhancements in your SAP system, ensure that they are not interfering with the standard unit conversion logic.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for any specific notes related to unit conversions for your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CUNI: Unit of Measure Conversion
  MM03: Display Material Master
  MM02: Change Material Master
  
  
  Tables:
  
  T006: Units of Measure
  T006A: Units of Measure (Language-Dependent)
  MARA: General Material Data
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on unit conversions.
  
  By following these steps, you should be able to identify and resolve the issue causing the CL071 error message in SAP.