How To Fix BM052 - Internal keys cannot contain '&'.


BM052 - Overview

  • Message type: E = Error

  • Message class: BM - Development class BZME - units of measure

  • Message number: 052

  • Message text: Internal keys cannot contain '&'.

  • Show details Hide details
  • What causes this issue?

    You tried to create an internal key containing the forbidden character
    &. Only the following characters are allowed:
    A....Z, 0...9, %.
    Other characters can cause codepage conversion problems.

    System Response

    You cannot create this key.

    How to fix this error?

    Use only valid characters in your key.

    Procedure for System Administrators

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


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message BM052 - Internal keys cannot contain '&'. ?
    The SAP error message BM052: Internal keys cannot contain '&' typically occurs when you are trying to use an internal key (such as a material number, customer number, or any other identifier) that includes the ampersand character (&). In SAP, certain characters are reserved for specific functions, and the ampersand is one of them. This restriction is in place to ensure that the system can correctly interpret and process the keys without confusion.
    
    Cause: Invalid Character: The internal key you are trying to use contains the & character, which is not allowed. Data Entry Error: The key may have been entered incorrectly, possibly due to a copy-paste error or manual input mistake. Data Migration Issues: If data was migrated from another system, it may have included invalid characters.
    Solution: Check the Key: Review the internal key you are trying to use and ensure it does not contain the & character. If it does, remove it or

    Already have an account? Login here!




Instant HelpGet instant SAP help. Sign up for our Free Essentials Plan.


Related SAP Error Messages

Click the links below to see the following related messages:

Click on this link to search all SAP messages.


Rating
ERPlingo simplifies finding the accurate answers to SAP message errors. I now use every week. A must have tool for anyone working with SAP! Highly recommended!
Rate 1
Kent Bettisworth
Executive SAP Consultant