How To Fix MGVNUM019 - Maintenance only allowed for SAP Service and can destroy data

SAP Error Message - Details

• Message type: E = Error

• Message class: MGVNUM - Messages for material versions

• Message number: 019

• Message text: Maintenance only allowed for SAP Service and can destroy data

What causes this issue?

This maintenance can destroy material numbers without warning and
hinder consistency of data.

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?

Only use this when required by SAP.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MGVNUM019 - Maintenance only allowed for SAP Service and can destroy data ?

  The SAP error message MGVNUM019 indicates that a maintenance operation is being attempted on a number range that is restricted to SAP service only. This error typically arises when a user tries to perform maintenance on a number range object that is not intended for direct user manipulation, as it could potentially lead to data inconsistencies or corruption.
  Cause:
  
  Restricted Number Range: The number range object is designated for SAP internal use only, meaning that it is not meant to be modified or maintained by end-users or even administrators.
  User Authorization: The user attempting to perform the maintenance may not have the necessary authorizations or roles assigned to them to perform such actions.
  System Configuration: The system may be configured to prevent direct changes to certain number ranges to protect data integrity.
  
  Solution:
  
  Contact SAP Support: If you believe that maintenance is necessary, it is best to contact SAP support for guidance. They can provide insights into whether the operation is safe and how to proceed.
  Check Authorizations: Ensure that the user has the appropriate authorizations to perform maintenance on number ranges. This may involve checking roles and permissions in the user profile.
  Use Standard Procedures: If you need to create or modify number ranges, use the standard SAP transaction codes (like SNRO for number range objects) and follow the prescribed procedures.
  Avoid Direct Changes: If the number range is indeed meant for SAP service only, avoid attempting to change it directly. Instead, look for alternative solutions that do not involve modifying the restricted number range.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to number range management, such as SNRO (Number Range Objects) and SNUM (Number Range Maintenance).
  Documentation: Review SAP documentation regarding number range management to understand the implications of modifying number ranges and the best practices to follow.
  System Configuration: Consult with your SAP Basis or system administrator to understand the configuration of number ranges in your system and any restrictions that may be in place.
  
  Best Practices:
  
  Always back up data before making changes to number ranges.
  Follow SAP's guidelines and best practices for number range management to avoid potential data integrity issues.
  Regularly review user roles and authorizations to ensure that only qualified personnel can perform sensitive operations.
  
  By adhering to these guidelines, you can mitigate the risks associated with number range maintenance and ensure the integrity of your SAP system.