How To Fix BOS01078 - Entry of supplement number not allowed; only possible for suppl. line

SAP Error Message - Details

• Message type: E = Error

• Message class: BOS01 - Customer BOS Processing

• Message number: 078

• Message text: Entry of supplement number not allowed; only possible for suppl. line

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BOS01078 - Entry of supplement number not allowed; only possible for suppl. line ?

  The SAP error message BOS01078 indicates that there is an issue with the entry of a supplement number in a context where it is not allowed. This error typically arises in the context of handling supplementary data, such as in the case of purchase orders, sales orders, or other documents that may have supplementary lines.
  Cause:
  The error occurs when:
  
  You are trying to enter a supplement number in a main line of a document where it is only permitted for supplementary lines.
  The system is configured to allow supplement numbers only for specific line types or under certain conditions, and the line you are working with does not meet those criteria.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Line Type: Ensure that you are entering the supplement number in a supplementary line rather than a main line. Review the document structure to identify which lines are designated as supplementary.
  
  
  Review Configuration: If you believe that the supplement number should be allowed for the line you are working with, check the configuration settings in your SAP system. This may involve:
  
  Consulting with your SAP administrator or functional consultant to review the settings related to supplementary lines.
  Ensuring that the document type and item category allow for the entry of supplement numbers.
  
  
  
  Correct Entry: If you mistakenly entered the supplement number in the wrong line, correct your entry by moving it to the appropriate supplementary line.
  
  
  Documentation: Refer to SAP documentation or help resources for more information on how supplementary lines are defined and managed in your specific SAP module (e.g., MM, SD).
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context on handling supplementary lines.
  User Manuals: Review user manuals or training materials related to the specific SAP module you are working with to understand how to properly manage supplementary data.
  Support: If the issue persists, consider reaching out to SAP support or your internal IT support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.