How To Fix INV100 - External sender not specified

SAP Error Message - Details

• Message type: E = Error

• Message class: INV - Check for Bill Receipt

• Message number: 100

• Message text: External sender not specified

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 INV100 - External sender not specified ?

  The SAP error message "INV100 External sender not specified" typically occurs in the context of invoice processing or electronic invoicing within the SAP system. This error indicates that the system expects an external sender to be specified for the invoice, but it is missing or not properly configured.
  Cause:
  
  Missing Configuration: The external sender information may not be configured in the system. This could be due to missing settings in the vendor master data or in the configuration for electronic invoicing.
  Incorrect Data Entry: The user may have failed to enter the required external sender information when creating or processing the invoice.
  Integration Issues: If the invoice is being processed through an external system or interface, there may be issues with the data being sent to SAP, leading to missing sender information.
  
  Solution:
  
  
  Check Vendor Master Data:
  
  Go to the vendor master record and ensure that the external sender information is correctly maintained. This can usually be done in transaction code XK02 (Change Vendor) or MK02 (Change Vendor for Purchasing).
  Ensure that the relevant fields for external communication (like email, fax, etc.) are filled out.
  
  
  
  Review Invoice Configuration:
  
  Check the configuration settings for electronic invoicing in the SAP system. This can be done in the SPRO transaction (SAP Reference IMG) under the relevant section for invoice processing or electronic invoicing.
  Ensure that the settings for external senders are correctly defined.
  
  
  
  Data Entry:
  
  When creating or processing invoices, ensure that all required fields, including the external sender information, are filled out correctly.
  
  
  
  Integration Check:
  
  If the invoice is being processed through an external system, check the integration settings and ensure that the external sender information is being passed correctly to SAP.
  Review any middleware or integration tools that may be involved in the data transfer.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling this error message, as it may vary based on the version of SAP you are using.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB60 (Enter Incoming Invoice), MIRO (Enter Incoming Invoice), and XK02/MK02 for vendor data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to view and edit vendor master data and invoice processing.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant for further assistance.