How To Fix MDG_GN002 - Parameter / attribute value &1 is too long - system error

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_GN - Messages from the Generator

• Message number: 002

• Message text: Parameter / attribute value &1 is too long - system error

What causes this issue?

The maximum number of spaces in parameter values is &V2&.

System Response

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

How to fix this error?

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 MDG_GN002 - Parameter / attribute value &1 is too long - system error ?

  The SAP error message MDG_GN002 indicates that a parameter or attribute value exceeds the maximum length allowed in the system. This error typically occurs in the context of Master Data Governance (MDG) when trying to save or process data that does not conform to the defined length restrictions for certain fields.
  Cause:
  
  Field Length Exceeded: The value being entered for a specific field exceeds the maximum length defined in the data model or database table.
  Data Model Configuration: The data model may have been configured with specific length restrictions that are not being adhered to.
  Input Data: The data being imported or entered may contain unexpected characters or formatting that increases its length.
  
  Solution:
  
  Check Field Lengths: Review the field definitions in the data model to determine the maximum allowed length for the attribute in question. This can usually be found in the MDG data model configuration.
  Trim Input Data: If the input data is exceeding the length, consider trimming the data to fit within the allowed limits. This can be done programmatically or manually, depending on the source of the data.
  Adjust Data Model: If the field length is too restrictive for your business needs, consider adjusting the data model to allow for longer values. This requires careful consideration and testing to ensure it does not impact other areas of the system.
  Validation Rules: Implement validation rules to check the length of input data before it is processed, providing feedback to users to correct their input.
  Error Logging: Enable detailed error logging to capture the specific attribute that is causing the issue, which can help in troubleshooting.
  
  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.
  MDG Configuration: Familiarize yourself with the MDG configuration settings, especially those related to data models and field definitions.
  Testing: After making changes, conduct thorough testing to ensure that the changes do not introduce new issues or affect existing functionality.
  User Training: Provide training to users on the acceptable formats and lengths for data entry to minimize the occurrence of this error.
  
  By following these steps, you should be able to resolve the MDG_GN002 error and ensure that your data adheres to the required specifications.