How To Fix ICA02128 - Import failed. &1 doesn't behave like master data.

SAP Error Message - Details

• Message type: E = Error

• Message class: ICA02 - ICA Matching Engine Message Class

• Message number: 128

• Message text: Import failed. &1 doesn't behave like master data.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ICA02128 - Import failed. &1 doesn't behave like master data. ?

  The SAP error message ICA02128, which states "Import failed. &1 doesn't behave like master data," typically occurs during data import processes, particularly when working with master data in SAP systems. This error indicates that the system encountered an issue with the data being imported, which does not conform to the expected structure or characteristics of master data.
  Causes:
  
  
  Data Format Issues: The data being imported may not be in the correct format or structure expected by the SAP system. This could include incorrect data types, missing mandatory fields, or invalid values.
  
  
  Master Data Characteristics: The data being imported may not meet the criteria for master data. For example, it may lack unique identifiers or may not be properly categorized.
  
  
  Configuration Issues: There may be configuration settings in the SAP system that define how master data should behave, and the imported data does not comply with these settings.
  
  
  Data Integrity Violations: The imported data may violate integrity constraints defined in the system, such as relationships between different master data entities.
  
  
  Versioning Issues: If the master data has versioning enabled, the imported data may not align with the expected versioning rules.
  
  
  Solutions:
  
  
  Check Data Format: Review the data file being imported to ensure that it adheres to the required format and structure. Make sure all mandatory fields are filled and that data types are correct.
  
  
  Validate Master Data: Ensure that the data being imported meets the criteria for master data. This includes checking for unique identifiers and ensuring that the data is categorized correctly.
  
  
  Review Configuration Settings: Check the configuration settings in the SAP system related to master data. Ensure that the settings align with the data being imported.
  
  
  Data Cleansing: Cleanse the data to remove any inconsistencies or errors. This may involve correcting data values, removing duplicates, or ensuring that all required fields are populated.
  
  
  Use Data Migration Tools: If available, use SAP's data migration tools or transaction codes (like LSMW or BAPIs) that can help facilitate the import process and provide better error handling.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on importing master data and the expected formats.
  
  
  Testing: Before performing a full import, conduct a test import with a small subset of data to identify any issues without affecting the entire dataset.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes often provide specific guidance on resolving issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LSMW (Legacy System Migration Workbench) or transaction codes related to master data management.
  SAP Community: Engage with the SAP Community forums to seek advice from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the ICA02128 error and implement a solution to successfully import your master data.