How To Fix BK066 - The internal number is in the critical area for this transaction

SAP Error Message - Details

• Message type: E = Error

• Message class: BK - Create, Display, Reverse Controlling Document

• Message number: 066

• Message text: The internal number is in the critical area for this transaction

What causes this issue?

You can create only a few more cost accounting documents with internal
number assignment. The range of numbers assigned as internal document
numbers has been almost fully used up.

How to fix this error?

Reorganize the affected cost accounting databases and then maintain the
number ranges for this business transaction.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BK066 - The internal number is in the critical area for this transaction ?

  The SAP error message BK066, which states "The internal number is in the critical area for this transaction," typically occurs in the context of financial transactions, particularly when dealing with document numbers or internal number ranges. This error indicates that the system has encountered an internal number that falls within a range that is reserved for critical operations or transactions, which can lead to potential data integrity issues.
  Cause:
  
  Number Range Conflict: The internal number being used for the transaction is within a range that is reserved for special purposes or critical transactions.
  Configuration Issues: The number range configuration for the relevant document type may not be set up correctly, leading to overlaps or conflicts.
  Transaction Type Restrictions: Certain transaction types may have restrictions on the number ranges they can use, and the number being generated or used does not comply with these restrictions.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check the configuration for the relevant number range object.
  Ensure that the number ranges are correctly defined and that there are no overlaps with critical areas.
  
  
  
  Adjust Number Ranges:
  
  If necessary, adjust the number ranges to ensure that the internal numbers used for transactions do not fall within the critical area.
  You may need to create a new number range or modify existing ones to avoid conflicts.
  
  
  
  Review Transaction Type Settings:
  
  Check the settings for the specific transaction type you are working with to ensure that it is configured to use the correct number range.
  This can typically be done in the configuration settings for financial accounting (FI) or controlling (CO).
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific error message for additional guidance and best practices.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configurations, consider reaching out to SAP support for further assistance, especially if this is impacting critical business processes.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SNRO for number range objects, OBD4 for number range configuration, and OBD2 for document types.
  SAP Notes: Search for SAP Notes related to error BK066 for any patches or updates that may address the issue.
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues arise from the changes made.
  
  By following these steps, you should be able to identify the cause of the BK066 error and implement a solution to resolve it.