How To Fix MC578 - Enter a text literal as a constant


SAP Error Message - Details

  • Message type: E = Error

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

  • Message number: 578

  • Message text: Enter a text literal as a constant

  • Show details Hide details
  • What causes this issue?

    Due to the data type of the domain upon which the matchcode field is
    based, a text literal is expected as constant.

    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?

    Enter a text literal enclosed in apostrophes as constant.
    Example: 'Constant'

    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message MC578 - Enter a text literal as a constant ?

    The SAP error message MC578, which states "Enter a text literal as a constant," typically occurs in the context of ABAP programming or when working with certain SAP transactions that require the use of constants in a specific format.

    Cause:

    This error usually arises when:

    1. A constant is expected in a specific format, but the input provided does not meet the criteria.
    2. The system is expecting a text literal (a fixed string) but receives a variable or an incorrect format instead.
    3. There may be a syntax error in the code or configuration where the constant is being defined or used.

    Solution:

    To resolve the MC578 error, you can take the following steps:

    1. Check Input Format: Ensure that the input you are providing is a valid text literal. A text literal in ABAP is typically enclosed in single quotes (e.g., 'This is a text literal').

    2. Review Code or Configuration: If you are working with ABAP code, review the relevant section of the code where the constant is defined or used. Make sure that:

      • You are using single quotes for string literals.
      • You are not trying to use a variable where a constant is expected.
    3. Use Correct Syntax: If you are defining a constant, ensure that you are using the correct syntax. For example:

      CONSTANTS: c_my_constant TYPE string VALUE 'My Constant Value'.
    4. Debugging: If you are unsure where the error is occurring, use debugging tools to step through the code and identify the exact line that triggers the error.

    5. Consult Documentation: If you are using a specific transaction or module, refer to the SAP documentation for that module to understand the expected input formats and requirements.

    Related Information:

    • ABAP Programming: Understanding how to define and use constants in ABAP is crucial. Familiarize yourself with the syntax and rules for string literals.
    • SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific versions of SAP may have bugs that are documented in SAP Notes.
    • Community Forums: If the issue persists, consider reaching out to SAP community forums or support channels for additional assistance.

    By following these steps, you should be able to resolve the MC578 error and ensure that your input meets the required format for constants in SAP.

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