How To Fix PEP219 - The first day & in the calendar is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: PEP - Schedule Manager: Messages

• Message number: 219

• Message text: The first day & in the calendar is invalid

What causes this issue?

In the header data of the task list, you can determine which day
is the first day of the calendar week:
0,,The week begins on a Monday
1,,The week begins on a Sunday

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PEP219 - The first day & in the calendar is invalid ?

  The SAP error message PEP219, which states "The first day & in the calendar is invalid," typically occurs in the context of project management or planning when there is an issue with the calendar settings in the system. This error can arise due to various reasons, such as incorrect calendar configurations, invalid date entries, or issues with the project definition.
  Causes:
  
  Invalid Calendar Settings: The calendar assigned to the project or task may not be set up correctly, or it may not have a valid start date.
  Date Format Issues: The date format used may not be recognized by the system, leading to an invalid date error.
  Project Definition Issues: The project or task may not be defined correctly, leading to inconsistencies in the calendar settings.
  Missing Calendar Entries: The calendar may not have any valid entries for the specified date range.
  
  Solutions:
  
  
  Check Calendar Configuration:
  
  Go to the calendar settings in SAP and verify that the calendar assigned to the project or task is correctly configured.
  Ensure that the calendar has valid working days and that the first day of the calendar is set correctly.
  
  
  
  Verify Date Entries:
  
  Check the date entries in the project or task definition to ensure they are valid and in the correct format.
  Make sure that the start date of the project or task falls within the valid range of the assigned calendar.
  
  
  
  Review Project Definition:
  
  Ensure that the project or task is defined correctly and that all required fields are filled out properly.
  If necessary, recreate the project or task with the correct settings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on calendar settings and project management.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CJ20N (Project Builder) or CJI3 (Project Actual Line Items) to review project details and calendar settings.
  Calendar Types: Familiarize yourself with different types of calendars in SAP, such as factory calendars, holiday calendars, and project calendars, to ensure proper configuration.
  User Authorizations: Ensure that you have the necessary authorizations to view and modify calendar settings in SAP.
  
  By following these steps, you should be able to identify and resolve the cause of the PEP219 error in SAP.