How To Fix C0661 - Invalid use of characteristic in function call (charact. no. &)

C0661 - Overview

• Message type: E = Error

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

• Message number: 661

• Message text: Invalid use of characteristic in function call (charact. no. &)

What causes this issue?

In the selected function call, an import parameter or a changing
parameter has been defined as a constant (characteristic no. &V1&).
However, import parameters and changing parameters can only be
transferred to a variable.
INCLUDE 'NA_FU_NO' OBJECT DOKU ID TX LANGUAGE E

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE 'NA_HA_TST' OBJECT DOKU ID TX LANGUAGE E
RESET N1
INCLUDE 'NA_HA_POS' OBJECT DOKU ID TX LANGUAGE E
In the process order, correct the definition of the parameter
(characteristic no. &V1&) in this process instruction.
INCLUDE 'NA_STREZ_NEU' OBJECT DOKU ID TX LANGUAGE E
<DS:TRAN.COR2>Change process order</>
INCLUDE 'NA_HA_PROD' OBJECT DOKU ID TX LANGUAGE E
Errors in the process instruction cannot be corrected for the current
PI sheet.
INCLUDE 'NA_PLNREZ_HINW' OBJECT DOKU ID TX LANGUAGE E
<DS:TRAN.C202>Change master recipe</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C0661 - Invalid use of characteristic in function call (charact. no. &) ?

  The SAP error message C0661, "Invalid use of characteristic in function call (charact. no. &)," typically occurs in the context of SAP's Business Warehouse (BW) or when working with characteristics in the context of reporting or data modeling. This error indicates that a characteristic is being used in a way that is not valid for the operation being performed.
  Causes:
  
  
  Incorrect Characteristic Usage: The characteristic may not be suitable for the function or operation being executed. For example, it might be used in a context where it is not allowed, such as in a calculation or aggregation that does not support that characteristic.
  
  
  Data Model Issues: There may be issues with the data model, such as incorrect relationships or hierarchies that prevent the characteristic from being used properly.
  
  
  Missing or Incorrect Settings: The characteristic may not be properly defined in the InfoObject or may lack necessary settings, such as aggregation or key figure settings.
  
  
  Incompatible