How To Fix NR030 - Number of numbers to be assigned must be 1

SAP Error Message - Details

• Message type: E = Error

• Message class: NR - Number ranges

• Message number: 030

• Message text: Number of numbers to be assigned must be 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 NR030 - Number of numbers to be assigned must be 1 ?

  The SAP error message NR030 ("Number of numbers to be assigned must be 1") typically occurs when there is an issue with number assignment in the SAP system, particularly when dealing with number ranges for documents or transactions. This error usually arises in scenarios where the system expects a single number to be assigned but is receiving a request for multiple numbers.
  Cause:
  
  Incorrect Number Range Configuration: The number range configuration may be set up incorrectly, allowing for multiple numbers to be requested when only one is expected.
  Batch Processing: If you are trying to create or process multiple documents in a batch mode, the system may be configured to only allow single number assignments.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system that manipulate number assignments, they may not be handling the number assignment correctly.
  User Input Error: The user may have inadvertently requested multiple numbers when only one is needed.
  
  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 range is set up correctly and that it allows for the expected number of assignments.
  
  
  
  Review Document Creation Process:
  
  If you are creating documents in a batch, ensure that the process is designed to handle single number assignments correctly.
  If necessary, modify the process to create documents one at a time if the system does not support batch processing for that particular transaction.
  
  
  
  Check for Custom Code:
  
  Review any custom code or enhancements that may be affecting number assignment. Ensure that they are correctly handling the number assignment logic.
  
  
  
  User Training:
  
  If the error is due to user input, provide training or documentation to users to ensure they understand how to correctly request number assignments.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify where the request for multiple numbers is being generated.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO - Number Range Objects
  SNUM - Number Range Management
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to number range assignments.
  Documentation: Review SAP documentation related to number range management for best practices and configuration guidelines.
  
  If the problem continues after checking these areas, it may be beneficial to consult with your SAP Basis or functional team for further investigation.