How To Fix 6D128 - Error during number assignment

6D128 - Overview

• Message type: E = Error

• Message class: 6D - Real Estate Messages

• Message number: 128

• Message text: Error during number assignment

What causes this issue?

The number of a real estate object was determined by a user exit
(Business Transaction Event). During this event, an error occurred.
Possible causes:
The determined number "&V1&" is not within the number range interval "
&V2&" - "&V3&".
The determined number "&V1&" already exists.

How to fix this error?

Notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.

6D128 - Details

• The SAP error message 6D128 indicates that there is an issue during the number assignment process. This error typically occurs when the system is unable to assign a number to a document or object due to various reasons. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Number Range Issues: The number range for the object you are trying to create may be exhausted or not properly defined.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the number range.
  Configuration Errors: There may be configuration issues in the number range settings in the relevant customizing transaction.
  System Lock: The number range may be locked by another process or user.
  Incorrect Object Type: The object type for which the number is being assigned may not be correctly configured.
  
  Solutions:
  
  
  Check Number Range Configuration:
  
  Go to the relevant customizing transaction (e.g., SNRO for number ranges).
  Verify that the number range is