How To Fix GB034 - Syntax error in validation check "&", step "&"

SAP Error Message - Details

• Message type: E = Error

• Message class: GB - Messages used by the Boolean code generator

• Message number: 034

• Message text: Syntax error in validation check "&", step "&"

What causes this issue?

A syntax error was found in validation &V1& during the ABAP code
generation. The error concerns the validation check.

System Response

An ABAP code is not generated for this Boolean statement and the
statement is evaluated as FALSE (in ABAP include &V3&).

How to fix this error?

Correct validation &V1& (step &V2&) using validation maintenance.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GB034 - Syntax error in validation check "&", step "&" ?

  The SAP error message GB034 indicates a syntax error in a validation check. This error typically occurs when there is an issue with the syntax of a validation rule defined in the system. The message provides two placeholders: the first "&" represents the name of the validation, and the second "&" represents the step number where the error occurred.
  Cause:
  
  Incorrect Syntax: The validation rule may contain incorrect syntax, such as missing operators, incorrect field names, or invalid expressions.
  Invalid Data Types: The data types used in the validation may not match the expected types, leading to syntax errors.
  Logical Errors: There may be logical errors in the validation steps that cause the syntax to be interpreted incorrectly.
  Changes in Configuration: If there have been recent changes to the validation rules or related configurations, it may lead to inconsistencies.
  
  Solution:
  
  Review the Validation Rule: Go to the transaction code OB28 (for validation) and check the specific validation rule mentioned in the error message. Look for any syntax errors or inconsistencies.
  Check Syntax: Ensure that the syntax follows the correct format. Pay attention to operators, parentheses, and field names.
  Test the Validation: Use the test functionality in the validation configuration to see if the error can be replicated and to identify the specific part of the rule causing the issue.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the correct syntax and structure for validation rules.
  Debugging: If necessary, use debugging tools to step through the validation process and identify where the error occurs.
  Consult with Colleagues: If you are unsure about the validation logic, consult with colleagues or SAP experts who may have experience with similar issues.
  
  Related Information:
  
  Transaction Codes: 
  
  OB28: For maintaining validation rules.
  OB29: For maintaining substitutions (if applicable).
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on validation syntax.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the syntax error in the validation check.