How To Fix /IWBEP/CM_MGW_URM028 - FirstName contains invalid characters

/IWBEP/CM_MGW_URM028 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_URM -

• Message number: 028

• Message text: FirstName contains invalid characters

Self-Explanatory Message

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/IWBEP/CM_MGW_URM028 - Details

• The SAP error message /IWBEP/CM_MGW_URM028 indicates that there is an issue with the input data for a field, specifically that the FirstName field contains invalid characters. This error typically arises in the context of SAP Gateway services, where data is being sent to or received from an OData service.
  
  Cause:
  
  Invalid Characters: The FirstName field may contain characters that are not allowed according to the defined data model or validation rules. This could include special characters, numbers, or even leading/trailing spaces.
  Data Type Mismatch: The data type expected for the FirstName field may not match the data being sent. For example, if the field is defined to accept only alphabetic characters, any numeric or special characters would trigger this error.
  Encoding Issues: If the data is being sent from a different system or application, there may be encoding issues that introduce invalid characters.
  
  
  Solution:
  
  Validate Input Data: Check the input data being sent to the OData