How To Fix MFLE_TOOLS152 - MATNR_EXT &1 in client &2 is a duplicate to MATNR_EXT_TEMP.

SAP Error Message - Details

• Message type: E = Error

• Message class: MFLE_TOOLS - Msg Type for MFLE_TOOLS

• Message number: 152

• Message text: MATNR_EXT &1 in client &2 is a duplicate to MATNR_EXT_TEMP.

What causes this issue?

Duplicate between MATERIALID and MATERIALID_TEMP found

System Response

Conversion of long material numbers not possible

How to fix this error?

Please check why there is a duplicate between the MATERIALID_TEMP
(MANDT and MATNR_EXT_TEMP) and the MATERIALID (MANDT and MATNR_EXT)
and correct it to continue with the conversion.

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MFLE_TOOLS152 - MATNR_EXT &1 in client &2 is a duplicate to MATNR_EXT_TEMP. ?

  The SAP error message MFLE_TOOLS152 indicates that there is a duplicate entry for a material number (MATNR_EXT) in the specified client. This typically occurs during the process of importing or creating material master data, where the system detects that the material number you are trying to create or modify already exists in a temporary table (MATNR_EXT_TEMP).
  
  Cause:
  
  Duplicate Material Number: The primary cause of this error is that the material number you are trying to create or import already exists in the system or in a temporary table.
  Data Import Issues: If you are importing data from an external source, there may be duplicates in the source data.
  Incorrect Data Handling: During data migration or updates, if the same material number is processed multiple times without proper checks, it can lead to this error.
  
  
  Solution:
  
  
  Check for Existing Material: Verify if the material number already exists in the system. You can do this by using transaction