How To Fix PPEACT581 - You can only assign the calendar indicator once at &1 &2

PPEACT581 - Overview

• Message type: E = Error

• Message class: PPEACT - Messages for iPPE ACT Application (Activities)

• Message number: 581

• Message text: You can only assign the calendar indicator once at &1 &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PPEACT581 - You can only assign the calendar indicator once at &1 &2 ?

  The SAP error message PPEACT581 indicates that there is an issue with assigning a calendar indicator in the system. This error typically arises when you attempt to assign a calendar indicator to a planning object (like a work center or a production resource) that already has a calendar indicator assigned to it.
  
  Cause:
  The error occurs because:
  
  The calendar indicator is already assigned to another object or has already been assigned to the same object.
  The system enforces a rule that allows only one calendar indicator to be assigned to a specific planning object at a time.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Assignments:
  
  Navigate to the relevant planning object (e.g., work center, production resource).
  Check if a calendar indicator is already assigned. You can do this by viewing the details of the planning object in the SAP GUI.
  
  
  
  Remove Existing Calendar Indicator:
  
  If a calendar indicator is already assigned and you want to change