How To Fix FB623 - Check number too large, no document number of this size exists

SAP Error Message - Details

• Message type: E = Error

• Message class: FB - Batch Programs

• Message number: 623

• Message text: Check number too large, no document number of this size exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FB623 - Check number too large, no document number of this size exists ?

  The SAP error message FB623, which states "Check number too large, no document number of this size exists," typically occurs when you are trying to process a check payment in the SAP system, and the check number you are entering exceeds the maximum limit defined in the system or does not correspond to any existing document.
  Causes:
  
  Check Number Limit: The check number you are trying to enter exceeds the maximum allowable value defined in the system settings.
  Document Number Not Found: The check number you are using does not correspond to any existing document in the system, which means that the system cannot find a record associated with that check number.
  Incorrect Configuration: The configuration settings for check numbers in the financial accounting module may not be set up correctly.
  Data Entry Error: There may be a simple typographical error in the check number being entered.
  
  Solutions:
  
  Verify Check Number: Double-check the check number you are entering to ensure it is correct and corresponds to an existing document.
  Check Configuration Settings: Review the configuration settings for check numbers in the SAP system. This can be done by navigating to the relevant configuration path in the SAP IMG (Implementation Guide) and checking the settings for check number ranges.
  Adjust Number Range: If the check number exceeds the defined range, you may need to adjust the number range settings to accommodate larger check numbers. This can be done by:
  
  Going to the transaction code SNRO (Number Range Objects).
  Finding the relevant number range object for checks and adjusting the upper limit.
  
  
  Consult with SAP Basis or Functional Team: If you are unsure about making changes to the configuration, consult with your SAP Basis or functional team for assistance.
  Check for Document Existence: Use transaction codes like FB03 (Display Document) to check if the document associated with the check number exists in the system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB60 (Enter Incoming Invoice), FB70 (Enter Outgoing Invoice), and FB03 (Display Document) for managing financial documents.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  Documentation: Review SAP documentation or user manuals related to financial accounting and check processing for additional guidance.
  
  If the issue persists after trying the above solutions, it may be necessary to escalate the problem to your SAP support team for further investigation.