How To Fix FINS_ML_MIG001 - The following & entries do not have a MARA-table-entry:

FINS_ML_MIG001 - Overview

• Message type: E = Error

• Message class: FINS_ML_MIG - Messages for S/4HANA Material Ledger Migration

• Message number: 001

• Message text: The following & entries do not have a MARA-table-entry:

No MARA-table-entry exists (for instance due to archiving or
inconsistencies). As a consequence, the corresponding xBEW(H) (= MBEW(H)
or EBEW(H) or QBEW(H) or OBEW(H) ) entries cannot be migrated and have
been skipped during migration.

Error message extract from SAP system. Copyright SAP SE.

FINS_ML_MIG001 - Details

• The SAP error message FINS_ML_MIG001 indicates that there are entries in the Material Ledger that do not have corresponding entries in the MARA table, which is the general material data table in SAP. This typically occurs during the migration or data transfer processes, especially when transitioning to a new system or when performing data uploads.
  
  Cause:
  
  
  Missing Material Master Data: The most common cause is that the material master data for certain materials has not been created or has been deleted. The MARA table holds essential information about materials, and if an entry in the Material Ledger references a material that does not exist in MARA, this error will occur.
  
  
  Data Migration Issues: If you are migrating data from another system or performing a data upload, there may have been issues with the data extraction or transformation processes that resulted in missing entries.
  
  
  Inconsistent Data: There may be inconsistencies in the data, such as