How To Fix MC574 - Constants must be enclosed in '...'

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 574

• Message text: Constants must be enclosed in '...'

What causes this issue?

Text literals must be enclosed in ' ... '. The special constant 'SPACE'
must be entered as ' '.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC574 - Constants must be enclosed in '...' ?

  The SAP error message MC574, which states "Constants must be enclosed in '...'", typically occurs in the context of ABAP programming or when defining selection criteria in various SAP transactions. This error indicates that a constant value has been used without being properly enclosed in single quotes.
  Cause:
  The error is caused by the following scenarios:
  
  Missing Quotes: A constant string is used in a statement without being enclosed in single quotes.
  Incorrect Syntax: The syntax of the statement is incorrect, leading to the system not recognizing the constant as a valid string.
  
  Solution:
  To resolve the MC574 error, you should:
  
  
  Enclose Constants in Single Quotes: Ensure that any string constants in your code or selection criteria are enclosed in single quotes. For example:
  
  Incorrect: SELECT * FROM table WHERE field = constant
  Correct: SELECT * FROM table WHERE field = 'constant'
  
  
  
  Check for Typographical Errors: Review your code for any typographical errors that may lead to the misinterpretation of constants.
  
  
  Review ABAP Code: If you are working with ABAP code, check the relevant sections where constants are defined or used. Make sure all string literals are properly quoted.
  
  
  Use Transaction Codes: If this error occurs in a specific transaction, ensure that you are entering values correctly in the selection screens.
  
  
  Related Information:
  
  ABAP Programming: Understanding how to properly define and use constants in ABAP is crucial. Constants should always be enclosed in single quotes when they are string literals.
  SAP Documentation: Refer to the official SAP documentation for guidelines on syntax and best practices in ABAP programming.
  Debugging: If you are unable to locate the source of the error, consider using the debugging tools available in SAP to step through the code and identify where the issue arises.
  
  By following these steps, you should be able to resolve the MC574 error and ensure that your constants are correctly defined in your SAP environment.