How To Fix /SMB/EXT_INTERFACES007 - Order Number &1 is not allowed. Order Numbers cannot be lower than 1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/EXT_INTERFACES -

• Message number: 007

• Message text: Order Number &1 is not allowed. Order Numbers cannot be lower than 1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/EXT_INTERFACES007 - Order Number &1 is not allowed. Order Numbers cannot be lower than 1 ?

  The SAP error message /SMB/EXT_INTERFACES007 Order Number &1 is not allowed. Order Numbers cannot be lower than 1 typically indicates that there is an attempt to process an order with a number that is less than 1, which is not valid in SAP systems. This error can occur in various contexts, such as during the creation or processing of sales orders, purchase orders, or other transactional documents.
  Cause:
  
  Invalid Order Number: The order number being referenced is either incorrectly formatted or has been set to a value less than 1.
  Data Entry Error: A user may have mistakenly entered an invalid order number during data entry.
  System Configuration: There may be a configuration issue in the system that is allowing invalid order numbers to be generated or processed.
  Integration Issues: If the order number is being passed from an external system (like an interface or middleware), there may be a problem with how the order number is being generated or transmitted.
  
  Solution:
  
  Check Order Number: Verify the order number being used in the transaction. Ensure that it is a valid number greater than or equal to 1.
  Data Validation: Implement validation checks in the data entry process to prevent invalid order numbers from being submitted.
  Review Configuration: Check the configuration settings in the SAP system related to order number ranges. Ensure that the number ranges are correctly defined and that they allow for valid order numbers.
  Debugging Integration: If the order number is coming from an external system, review the integration logic to ensure that it generates valid order numbers. Check for any mapping or transformation issues that might lead to invalid values.
  Consult Documentation: Refer to SAP documentation or support notes related to the specific module you are working with for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use transaction codes like VA01 (Create Sales Order), ME21N (Create Purchase Order), etc., to replicate the issue and test solutions.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional insights.
  User Exits and BAdIs: If custom logic is involved, check for any user exits or BAdIs that might be affecting order number generation or validation.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further assistance.