How To Fix /PM0/ABP_BCA_MSG001 - Error while calling the bus. function; &1 was transferred, &2 is expected

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABP_BCA_MSG -

• Message number: 001

• Message text: Error while calling the bus. function; &1 was transferred, &2 is expected

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 /PM0/ABP_BCA_MSG001 - Error while calling the bus. function; &1 was transferred, &2 is expected ?

  The SAP error message /PM0/ABP_BCA_MSG001 typically indicates a mismatch between the data being sent to a business function and what is expected by that function. The message format suggests that a certain number of parameters (indicated by &1) were transferred, while a different number (indicated by &2) was expected.
  
  Cause:
  
  Parameter Mismatch: The most common cause of this error is that the number of parameters being passed to the business function does not match the number of parameters that the function is designed to accept.
  Incorrect Configuration: There may be an issue with the configuration of the business function or the way it is being called.
  Data Type Issues: Sometimes, the data types of the parameters being passed may not match the expected types, leading to this error.
  Version Compatibility: If there are version differences between the calling program and the business function, it may lead to such errors.
  
  
  Solution:
  
  Check Parameter Count: Review the documentation for