How To Fix KF156 - Function & is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: KF -

• Message number: 156

• Message text: Function & is not allowed

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 KF156 - Function & is not allowed ?

  The SAP error message KF156 ("Function & is not allowed") typically occurs in the context of SAP's planning and forecasting applications, particularly when working with functions in the context of planning sequences or planning functions in SAP BW (Business Warehouse) or SAP BPC (Business Planning and Consolidation).
  
  Cause:
  The error message KF156 indicates that the function you are trying to execute is not permitted in the current context. This can happen for several reasons, including:
  
  Function Restrictions: The function you are trying to use may be restricted due to the settings in the planning area or the planning sequence.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform that specific function.
  Incorrect Configuration: The planning function may not be correctly configured or may not be compatible with the data model or the planning area you are working with.
  Data Locking: The data might be locked for the specific planning function