How To Fix /IWBEP/CM_V4_MED144 - Invalid MaxLength value '&1' for property '&2' on complex type '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 144

• Message text: Invalid MaxLength value '&1' for property '&2' on complex type '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED144 - Invalid MaxLength value '&1' for property '&2' on complex type '&3' ?

  The SAP error message /IWBEP/CM_V4_MED144 indicates that there is an issue with the MaxLength value defined for a property in a complex type within an OData service. This error typically arises when the specified MaxLength value for a property exceeds the allowed limit or is not defined correctly.
  Cause:
  
  Invalid MaxLength Value: The value specified for MaxLength is either negative, zero, or exceeds the maximum limit allowed by the OData service.
  Incorrect Data Type: The property may have a data type that does not support the MaxLength attribute, such as numeric types.
  Model Definition Issues: There may be inconsistencies or errors in the definition of the complex type in the data model.
  
  Solution:
  
  Check the MaxLength Value: Review the definition of the property in the complex type and ensure that the MaxLength value is a positive integer and within the acceptable range.
  Adjust the Data Type: If the property is not meant to have a MaxLength (e.g., it is a numeric type), remove the MaxLength attribute from the property definition.
  Update the Data Model: If you have made changes to the data model, ensure that you regenerate the OData service and update the metadata accordingly.
  Test the Changes: After making the necessary adjustments, test the OData service to ensure that the error is resolved.
  
  Related Information:
  
  OData Service Metadata: Review the OData service metadata to understand the structure and constraints of the complex types and their properties.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates related to this error.
  Debugging: If the issue persists, consider enabling debugging for the OData service to trace the request and identify where the error is occurring.
  
  By following these steps, you should be able to resolve the /IWBEP/CM_V4_MED144 error and ensure that your OData service functions correctly.