How To Fix DBPROC_PROXY021 - Parameter name & is not a valid ABAP identifier

SAP Error Message - Details

• Message type: E = Error

• Message class: DBPROC_PROXY - Messages for DB Procedure Proxies

• Message number: 021

• Message text: Parameter name & is not a valid ABAP identifier

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DBPROC_PROXY021 - Parameter name & is not a valid ABAP identifier ?

  The SAP error message DBPROC_PROXY021 indicates that a parameter name used in a database procedure call is not a valid ABAP identifier. This typically occurs when the parameter name does not conform to the naming conventions or rules defined for ABAP identifiers.
  Cause:
  
  Invalid Characters: The parameter name may contain invalid characters such as spaces, special characters, or may start with a number.
  Length Restrictions: The parameter name may exceed the maximum length allowed for ABAP identifiers, which is typically 30 characters.
  Reserved Keywords: The parameter name may be a reserved keyword in ABAP or SQL, which cannot be used as an identifier.
  Case Sensitivity: In some cases, the case sensitivity of the identifier may lead to issues, especially if the database is case-sensitive.
  
  Solution:
  
  
  Check Parameter Name: Review the parameter name being used in the database procedure call. Ensure it adheres to the following rules:
  
  Must start with a letter (A-Z or a-z).
  Can contain letters, numbers (0-9), and underscores (_).
  Must not exceed 30 characters in length.
  Should not be a reserved keyword in ABAP or SQL.
  
  
  
  Rename Parameters: If the parameter name is invalid, rename it to a valid identifier that follows the ABAP naming conventions.
  
  
  Review Database Procedure: If you are calling a database procedure, ensure that the procedure itself is defined with valid parameter names.
  
  
  Testing: After making the necessary changes, test the procedure call again to ensure that the error is resolved.
  
  
  Related Information:
  
  ABAP Naming Conventions: Familiarize yourself with the naming conventions for ABAP identifiers. This includes understanding the rules for naming variables, parameters, and other identifiers.
  SAP Documentation: Refer to the official SAP documentation for more details on ABAP programming and database procedures.
  Debugging: Use debugging tools in SAP to trace the execution and identify where the invalid parameter name is being set or used.
  
  By following these steps, you should be able to resolve the DBPROC_PROXY021 error and ensure that your parameter names are valid ABAP identifiers.