How To Fix /PF1/MSG_BC120 - Incorrect class (&1) for Business Partner Proxy

/PF1/MSG_BC120 - Overview

• Message type: E = Error

• Message class: /PF1/MSG_BC -

• Message number: 120

• Message text: Incorrect class (&1) for Business Partner Proxy

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 /PF1/MSG_BC120 - Incorrect class (&1) for Business Partner Proxy ?

  The SAP error message /PF1/MSG_BC120 Incorrect class (&1) for Business Partner Proxy typically indicates that there is an issue with the configuration or mapping of the Business Partner (BP) in the system. This error often arises when the system is unable to find the correct class for the Business Partner Proxy that is being referenced.
  
  Cause:
  
  Incorrect Class Assignment: The Business Partner may be assigned to a class that does not match the expected class for the proxy.
  
  Configuration Issues: There may be issues in the configuration of the Business Partner settings in the SAP system.
  Missing or Incomplete Data: The Business Partner data may be incomplete or missing required fields.
  Proxy Configuration: The proxy settings for the Business Partner may not be correctly configured in the system.
  
  
  Solution:
  
  
  Check Business Partner Class:
  
  Verify the class assigned to the Business Partner in the system. Ensure that it matches the expected class for the proxy.
  You can do this by