How To Fix C0853 - - Function name missing -> Unable to assign parameter &

C0853 - Overview

• Message type: E = Error

• Message class: C0 - PP-PI: Messages for PI Sheet and Syntax Checker

• Message number: 853

• Message text: - Function name missing -> Unable to assign parameter &

What causes this issue?

No function module has been allocated to the function call. For this
reason, parameter &V1& defined in the function call has no reference.

System Response

Parameter &V1& is ignored in the process instruction assistant.
If you choose <LS>Copy</> to exit the process instruction assistant,
the settings for parameter &V1& are deleted from the process
instruction.

How to fix this error?

RESET N1
Allocate a function module to the function call.
Make the appropriate settings for the parameters of this function
module in the function call.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0853 - - Function name missing -> Unable to assign parameter & ?

  The SAP error message C0853 - "Function name missing -> Unable to assign parameter &" typically occurs in the context of ABAP programming or when working with function modules. This error indicates that there is an issue with the function call, specifically that the function name is not provided or is not recognized.
  
  Cause:
  
  Missing Function Name: The most common cause is that the function name is not specified in the call to a function module.
  Incorrect Syntax: There may be a syntax error in the ABAP code where the function is being called.
  Dynamic Function Calls: If you are using dynamic function calls (e.g., using CALL FUNCTION with a variable), the variable may not be correctly populated with a valid function name.
  Parameter Mismatch: If the function name is provided but the parameters do not match the expected signature, it can lead to confusion in the function call.
  
  
  Solution:
  
  Check Function Name: Ensure that the function