How To Fix F5809 - Vendor posting has not previously been defined

SAP Error Message - Details

• Message type: E = Error

• Message class: F5 - Document Editing

• Message number: 809

• Message text: Vendor posting has not previously been defined

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message F5809 - Vendor posting has not previously been defined ?

  The SAP error message F5809, "Vendor posting has not previously been defined," typically occurs when you attempt to post a transaction related to a vendor that has not been properly set up in the system. This can happen in various scenarios, such as when creating invoices, making payments, or processing other vendor-related transactions.
  Cause:
  
  Vendor Not Created: The vendor you are trying to post to has not been created in the system.
  Vendor Inactive: The vendor exists but is marked as inactive or blocked.
  Incorrect Vendor Account: The vendor account number used in the transaction is incorrect or does not exist.
  Missing Vendor Master Data: Required information in the vendor master data is missing or incomplete.
  
  Solution:
  
  
  Create Vendor Master Record:
  
  Go to the transaction code XK01 (or MK01 for purchasing or FK01 for accounting) to create a new vendor.
  Fill in all required fields and ensure that the vendor is set up correctly for the relevant company code and purchasing organization.
  
  
  
  Check Vendor Status:
  
  Use transaction code XK03 (or MK03 for purchasing or FK03 for accounting) to display the vendor master record.
  Verify if the vendor is active. If it is inactive, you may need to reactivate it using XK02.
  
  
  
  Verify Vendor Account Number:
  
  Double-check the vendor account number you are using in your transaction to ensure it is correct.
  
  
  
  Complete Missing Data:
  
  Ensure that all necessary information in the vendor master data is complete, including payment terms, bank details, and address information.
  
  
  
  Check for Authorization Issues:
  
  Ensure that you have the necessary authorizations to post transactions for the vendor in question.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  XK01: Create Vendor
  XK02: Change Vendor
  XK03: Display Vendor
  FK01: Create Vendor (Accounting)
  FK02: Change Vendor (Accounting)
  FK03: Display Vendor (Accounting)
  MK01: Create Vendor (Purchasing)
  MK02: Change Vendor (Purchasing)
  MK03: Display Vendor (Purchasing)
  
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to vendor postings that might address known issues.
  
  
  Documentation: Refer to SAP documentation for detailed steps on vendor master data management and troubleshooting.
  
  
  By following these steps, you should be able to resolve the F5809 error and successfully post transactions related to the vendor.