How To Fix DH128 - Hot key & is not alphanumeric

SAP Error Message - Details

• Message type: E = Error

• Message class: DH - DD: Messages for search helps

• Message number: 128

• Message text: Hot key & is not alphanumeric

What causes this issue?

A character which is neither a letter (A...Z) nor a digit (0...9) was
defined as the <DS:DE.DDSHHOTKEY>short cut</> for the particular
<DS:TX.DDDOK_SHLP_SEARCHHELP>search help</>.

System Response

INCLUDE DDDOC_CANCEL

How to fix this error?

Choose a letter or digit for the short cut or leave it empty.
INCLUDE DDDOC_SHLP_HANDLE OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DH128 - Hot key & is not alphanumeric ?

  The SAP error message DH128 indicates that a hot key (shortcut key) you are trying to use is not alphanumeric. This typically occurs when you are attempting to assign a hot key that includes special characters or spaces, which are not allowed in SAP.
  Cause:
  
  The hot key you are trying to define contains characters that are not alphanumeric (e.g., symbols, punctuation, or spaces).
  The hot key may be too long or formatted incorrectly.
  
  Solution:
  
  
  Check the Hot Key Format: Ensure that the hot key you are trying to assign consists only of letters (A-Z, a-z) and numbers (0-9). Remove any special characters or spaces.
  
  
  Use a Valid Hot Key: Choose a different hot key that adheres to the alphanumeric requirement. For example, instead of using Ctrl + @, use Ctrl + A or Ctrl + 1.
  
  
  Length of Hot Key: Ensure that the hot key is within the acceptable length limits defined by SAP. Typically, hot keys should be concise.
  
  
  Consult Documentation: If you are unsure about the specific requirements for hot keys in your version of SAP, refer to the SAP documentation or help files for guidance.
  
  
  Testing: After making changes, test the new hot key to ensure it works as expected without triggering the error message.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any updates or specific guidance related to hot keys and shortcuts.
  User Roles and Permissions: Ensure that you have the necessary permissions to create or modify hot keys in your SAP environment.
  SAP Community: Engage with the SAP Community forums for additional insights or similar experiences from other users.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team for further assistance.