How To Fix PEP251 - Choose one calendar (factory, public holiday calendar, from task list)

SAP Error Message - Details

• Message type: E = Error

• Message class: PEP - Schedule Manager: Messages

• Message number: 251

• Message text: Choose one calendar (factory, public holiday calendar, from task list)

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 PEP251 - Choose one calendar (factory, public holiday calendar, from task list) ?

  The SAP error message PEP251 typically occurs in the context of project planning and scheduling within the SAP system, particularly when dealing with project management and the assignment of calendars. This error indicates that the system requires a specific calendar to be selected for the project or task, but none has been defined or the selection is ambiguous.
  Cause:
  The error message PEP251 arises due to one of the following reasons:
  
  Missing Calendar Assignment: The project or task does not have a calendar assigned to it. This could be a factory calendar, a public holiday calendar, or a calendar from a task list.
  Ambiguous Selection: The system may have multiple calendars available, and it cannot determine which one to use for scheduling.
  Configuration Issues: There may be issues in the configuration of the project management module, particularly in the settings related to calendars.
  
  Solution:
  To resolve the PEP251 error, you can take the following steps:
  
  
  Assign a Calendar:
  
  Navigate to the project or task in question.
  Check the settings for calendar assignment.
  Assign a factory calendar, public holiday calendar, or a calendar from the task list as appropriate.
  
  
  
  Check Calendar Configuration:
  
  Go to the configuration settings in SAP (transaction code SPRO).
  Ensure that the calendars are properly defined and configured in the system.
  Verify that the calendars are active and correctly linked to the relevant organizational units.
  
  
  
  Review Project Settings:
  
  Ensure that the project settings include a valid calendar.
  If using a task list, ensure that the task list is correctly set up and that it includes a calendar.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on calendar settings in project management.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder) or CJ02 (Change Project) to manage project settings.
  Calendar Types: Understand the different types of calendars in SAP, including factory calendars, public holiday calendars, and task list calendars, and how they impact project scheduling.
  SAP Notes: Check for any SAP Notes related to PEP251 for additional insights or patches that may address known issues.
  
  By following these steps, you should be able to resolve the PEP251 error and ensure that your project or task has the appropriate calendar assigned for scheduling purposes.