How To Fix IST_TC813 - Telephone number does not exist in the business partner

SAP Error Message - Details

• Message type: E = Error

• Message class: IST_TC - Telecom Classes

• Message number: 813

• Message text: Telephone number does not exist in the business partner

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IST_TC813 - Telephone number does not exist in the business partner ?

  The SAP error message IST_TC813 indicates that a telephone number you are trying to use does not exist in the business partner's data. This error typically arises in scenarios where telephone numbers are required for communication or processing, such as in customer relationship management (CRM) or sales and distribution (SD) modules.
  Cause:
  
  Missing Telephone Number: The business partner (customer or vendor) does not have a telephone number assigned in their master data.
  Incorrect Business Partner: The business partner you are trying to reference may not be the correct one, or it may not be fully set up.
  Data Synchronization Issues: If the business partner data is synchronized from another system, there may be a delay or error in the data transfer.
  Configuration Issues: There may be configuration settings in the system that require a telephone number for certain transactions.
  
  Solution:
  
  
  Check Business Partner Data:
  
  Go to the transaction code BP (Business Partner) in SAP.
  Search for the relevant business partner and check the details.
  Ensure that a valid telephone number is entered in the appropriate field (usually under the "Address" or "Contact" section).
  
  
  
  Update Business Partner Information:
  
  If the telephone number is missing, add it and save the changes.
  Ensure that the format of the telephone number is correct and adheres to any required standards.
  
  
  
  Verify Business Partner Role:
  
  Ensure that the business partner has the correct roles assigned that may require a telephone number.
  
  
  
  Check for Data Synchronization:
  
  If the business partner data is coming from an external system, check for any synchronization issues that may have caused the telephone number to be missing.
  
  
  
  Consult Configuration Settings:
  
  If the issue persists, consult with your SAP administrator or technical team to review any configuration settings that may enforce the requirement for a telephone number.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as BP for Business Partner maintenance, VD02 for customer master data, or MK02 for vendor master data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation or help files related to business partner management for additional context on required fields and data integrity.
  
  By following these steps, you should be able to resolve the IST_TC813 error and ensure that the necessary telephone number is associated with the business partner in question.