How To Fix 5F018 - Communication key and tel. n¦ are required

5F018 - Overview

• Message type: E = Error

• Message class: 5F - HR F: Error Messages (France)

• Message number: 018

• Message text: Communication key and tel. n¦ are required

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5F018 - Communication key and tel. n¦ are required ?

  The SAP error message 5F018 indicates that a communication key and telephone number are required for a specific operation, typically related to customer or vendor master data. This error often arises when trying to create or update a business partner or customer/vendor record in SAP, and the system requires certain communication details that have not been provided.
  
  Cause:
  
  Missing Data: The communication key (which could refer to a specific type of communication, such as email or phone) and the telephone number are not filled in the relevant fields.
  
  Configuration Issues: The system may be configured to require these fields for certain business processes, and they are not being populated correctly.
  Data Entry Errors: Users may overlook entering these details during the data entry process.
  
  
  Solution:
  
  
  Check Required Fields: Ensure that the communication key and telephone number fields are filled in when creating or updating the customer/vendor master data. You can do this by navigating to the