How To Fix IW580 - Number overflow: Renumbering not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 580

• Message text: Number overflow: Renumbering not possible

What causes this issue?

The function <DS:DE.NEW_NUM>Renumbering</> is activated in your system
for the transfer function for
<DS:GLOS.maintenance_task_list>maintenance task lists</> in
<DS:GLOS.maintenance_order>maintenance orders</> or
<DS:GLOS.service_order>service orders</>.

System Response

The system had to cancel remumbering of the order operations because of
a number overflow. The system established that the highest possible
operation number was exceeded during renumbering.

How to fix this error?

Decrease the interval between the individual operation numbers. To do
this, enter a smaller increment in the Transfer Functions screen.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IW580 - Number overflow: Renumbering not possible ?

  The SAP error message IW580 ("Number overflow: Renumbering not possible") typically occurs in the context of work order management within the SAP system, particularly when dealing with the renumbering of work orders or notifications. This error indicates that the system has encountered a situation where it cannot assign a new number to a work order or notification due to a limitation in the number range.
  Causes:
  
  Number Range Exhaustion: The number range defined for work orders or notifications has been exhausted. This can happen if the maximum number in the range has been reached.
  Configuration Issues: There may be issues with the configuration of the number range intervals in the system.
  Data Integrity Issues: There could be inconsistencies or corruption in the data related to work orders or notifications.
  
  Solutions:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object for work orders (usually IW01 for work orders).
  Check the current status of the number range and see if it has reached its limit.
  
  
  
  Extend the Number Range:
  
  If the number range is exhausted, you can extend it by adding new intervals. This can be done in the same SNRO transaction.
  Ensure that the new range does not overlap with existing numbers.
  
  
  
  Review and Adjust Settings:
  
  Ensure that the settings for number assignment (e.g., internal vs. external number assignment) are correctly configured.
  Check if there are any user exits or enhancements that might be affecting the number assignment process.
  
  
  
  Data Cleanup:
  
  If there are any orphaned or inconsistent records in the database, consider cleaning them up to ensure data integrity.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  IW01 (Create Work Order)
  IW02 (Change Work Order)
  IW03 (Display Work Order)
  SNRO (Number Range Objects)
  
  
  
  Documentation: Review SAP documentation related to work order management and number range management for more detailed guidance.
  
  
  Testing: After making changes to the number range or configuration, perform tests to ensure that the renumbering process works as expected without triggering the error again.
  
  
  By following these steps, you should be able to resolve the IW580 error and ensure that work orders can be renumbered successfully.