How To Fix R7B152 - Conversion exit &1 used: Length does not match length of domain MATNR

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 152

• Message text: Conversion exit &1 used: Length does not match length of domain MATNR

What causes this issue?

You have specified conversion exit &V1&. You have also specified an
internal length &V3& that does not match length &V2& specified in domain
MATNR.

System Response

Activating the characteristic with these settings is not allowed.

How to fix this error?

Either remove this conversion exit, specify a different conversion exit
or make the internal length equal to &V2& (as specified in domain
MATNR).

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R7B152 - Conversion exit &1 used: Length does not match length of domain MATNR ?

  The SAP error message R7B152 indicates that there is a mismatch in the length of the data being processed and the expected length defined in the domain for the field MATNR (Material Number). This typically occurs when the system is trying to convert or process a material number that does not conform to the expected format or length.
  Cause:
  
  Length Mismatch: The material number (MATNR) has a defined length in the domain (usually 18 characters for material numbers in SAP). If the input data is shorter or longer than this length, the error will occur.
  Data Type Issues: The data being passed may not be of the correct type or format, leading to conversion issues.
  Incorrect Configuration: There may be a configuration issue in the program or function module that is handling the material number.
  
  Solution:
  
  Check Input Data: Ensure that the material number being processed is of the correct length (18 characters) and format. If it is coming from an external source, validate the data before processing.
  Adjust Data Length: If the input data is shorter than 18 characters, you may need to pad it with leading zeros or spaces to meet the required length.
  Review Code: If you are developing or maintaining custom code, review the logic that handles the material number to ensure it adheres to the expected length and format.
  Debugging: Use debugging tools in SAP to trace where the error occurs and inspect the values being passed to the conversion exit.
  Check Domain Settings: Verify the domain settings for MATNR in the Data Dictionary (SE11) to ensure they are correctly defined.
  
  Related Information:
  
  MATNR Domain: The MATNR field is defined in the Data Dictionary with specific attributes, including length and data type. You can check this in transaction SE11.
  Conversion Exits: SAP uses conversion exits to handle data formatting. Ensure that the conversion exit being used is appropriate for the data type and length.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on handling this error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.