How To Fix CNVA_00006_MSG071 - Datatype & cannot have minimum length greater than 255

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVA_00006_MSG - Message class for Content Based Search

• Message number: 071

• Message text: Datatype & cannot have minimum length greater than 255

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNVA_00006_MSG071 - Datatype & cannot have minimum length greater than 255 ?

  The SAP error message CNVA_00006_MSG071 indicates that there is an issue with a data type definition in your SAP system. Specifically, it states that the minimum length for a certain data type cannot exceed 255 characters. This error typically arises in the context of data conversion or data migration processes, particularly when working with structures or fields that have been defined with a minimum length greater than the allowed limit.
  Cause:
  
  Data Type Definition: The error is caused by a field or structure in your data model that has been defined with a minimum length greater than 255 characters. In SAP, certain data types (like CHAR) have restrictions on their length.
  Data Migration: This error often occurs during data migration or conversion processes where the data structure is being validated against the defined data types.
  Custom Development: If there are custom fields or structures defined in your system, they may inadvertently have been set with incorrect length parameters.
  
  Solution:
  
  Check Data Type Definitions: Review the data type definitions in your ABAP Dictionary (transaction SE11). Look for any fields or structures that have a minimum length set greater than 255 and adjust them to comply with the maximum allowed length.
  Modify Data Model: If you find any fields with a minimum length greater than 255, modify the data model to ensure that the minimum length is set to a value of 255 or less.
  Data Migration Configuration: If this error occurs during a data migration process, check the configuration settings for the migration. Ensure that the mappings and transformations do not attempt to set a minimum length that exceeds the allowed limit.
  Testing: After making the necessary changes, perform testing to ensure that the error is resolved and that the data can be processed without issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation regarding data types and their limitations to ensure compliance with best practices.
  Community Forums: Engage with SAP community forums or support channels for additional insights or similar experiences from other users.
  
  By addressing the data type definitions and ensuring compliance with SAP's constraints, you should be able to resolve the CNVA_00006_MSG071 error effectively.