How To Fix SDDL_PARSER_MSG134 - & is an invalid parameter name or a reserved keyword

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 134

• Message text: & is an invalid parameter name or a reserved keyword

What causes this issue?

The labels for the importing parameters and the columns for the return
table must comply with the general rules for ABAP CDS:
<DS:ABEN.CDS_GENERAL_SYNTAX_RULES>ABAP CDS - General Syntax Rules</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG134 - & is an invalid parameter name or a reserved keyword ?

  The SAP error message SDDL_PARSER_MSG134 indicates that there is an issue with a parameter name in your Security Descriptor Definition Language (SDDL) string. This error typically arises when the parameter name used in the SDDL string is either invalid or is a reserved keyword that cannot be used in that context.
  
  Cause:
  
  Invalid Parameter Name: The parameter name specified in the SDDL string does not conform to the expected naming conventions or is misspelled.
  Reserved Keyword: The parameter name used is a reserved keyword in the context of SDDL, which means it cannot be used as a parameter name.
  Syntax Errors: There may be syntax errors in the SDDL string that lead to misinterpretation of the parameter names.
  
  
  Solution:
  
  Check Parameter Names: Review the SDDL string for any parameter names that may be incorrectly spelled or do not conform to the expected format. Ensure that all parameter names are valid.
  Avoid Reserved Keywords: Make sure that the