How To Fix X4018 - Function is not currently possible

X4018 - Overview

• Message type: E = Error

• Message class: X4 - APO Core Interface: Interfaces for Manufacturing Orders

• Message number: 018

• Message text: Function is not currently possible

What causes this issue?

The desired function <LS>Enhancement for Scheduling Parameters in APO
CIF</> is not possible in your system. Note that an enhancement to the
SAP ECC standard is necessary for this, as described in SAP Note 540542.

System Response

The system cannot execute the desired function.

How to fix this error?

Implement SAP Note 540542.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message X4018 - Function is not currently possible ?

  The SAP error message X4018, which states "Function is not currently possible," typically indicates that a specific function or operation you are trying to perform is not available in the current context or configuration. This error can arise in various scenarios, such as during data entry, processing transactions, or executing certain functions in the SAP system.
  Possible Causes:
  
  
  
  Configuration Issues: The function you are trying to access may not be configured correctly in the system. This could be due to missing settings or parameters in the relevant configuration tables.
  
  
  Authorization Problems: The user may not have the necessary authorizations to perform the function. This can happen if the user role does not include permissions for the specific transaction or operation.
  
  
  System Status: The system or the specific module may be in a status that does not allow the function to be executed. For example, if a document is locked or if a particular process