How To Fix FDT_CP_MSG421 - Unexpected number of arguments in '&1'.Expected: '&2', Provided: '&3'

FDT_CP_MSG421 - Overview

• Message type: E = Error

• Message class: FDT_CP_MSG -

• Message number: 421

• Message text: Unexpected number of arguments in '&1'.Expected: '&2', Provided: '&3'

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 FDT_CP_MSG421 - Unexpected number of arguments in '&1'.Expected: '&2', Provided: '&3' ?

  The SAP error message FDT_CP_MSG421 indicates that there is an issue with the number of arguments being passed to a function or method in a script or configuration related to the SAP Fiori Design Time (FDT) framework. Specifically, the message states that the expected number of arguments does not match the number of arguments that were actually provided.
  
  Cause:
  
  
  Mismatch in Argument Count: The primary cause of this error is that a function or method is being called with an incorrect number of arguments. This could be due to:
  
  A typo in the function call.
  Changes in the function definition that were not reflected in the call.
  Incorrect configuration in the Fiori application or custom development.
  
  
  
  Version Compatibility: If there are updates or changes in the underlying libraries or frameworks, the expected number of arguments may have changed.
  
  
  Custom Code Issues: If there is custom code involved, it may not be adhering to the expected interface of