How To Fix KD518 - CO document: The internal number for transaction & is in critical area

KD518 - Overview

• Message type: E = Error

• Message class: KD - CO Settlement

• Message number: 518

• Message text: CO document: The internal number for transaction & is in critical area

What causes this issue?

A threshold value is defined in your number range for cost accounting
documents: this value has been exceeded during this settlement.

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?

Have document number range &V1& checked.

Error message extract from SAP system. Copyright SAP SE.

KD518 - Details

• The SAP error message KD518, which states "CO document: The internal number for transaction & is in critical area," typically occurs in the context of Controlling (CO) documents when there is an issue with the internal number assignment for CO documents. This error indicates that the system is trying to assign a number to a CO document that falls within a range that is considered "critical" or restricted for certain operations.
  
  Cause:
  
  Number Range Configuration: The internal number range for CO documents may be configured in such a way that certain numbers are reserved or restricted for specific purposes. This can happen if the number range is not properly defined or if it overlaps with other critical areas.
  Document Type Restrictions: Certain document types may have specific number ranges that are not allowed to be used for certain transactions.
  System Settings: The system settings or configurations may not allow the generation of new numbers