How To Fix WS105 - Calendar & insufficiently maintained (please maintain)

WS105 - Overview

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 105

• Message text: Calendar & insufficiently maintained (please maintain)

What causes this issue?

The system tried to read a date for the value date of the settlement
document from calenar &V1&. However, calendar &V1& does not contain any
additional flagged dates.

System Response

The function cannot be executed.

How to fix this error?

Maintain calendar &V1& so that the dates required are available. If
necessary, contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WS105 - Calendar & insufficiently maintained (please maintain) ?

  SAP Error Message:
  WS105 Calendar & insufficiently maintained (please maintain)
  
  
  Cause:
  This error occurs when the system tries to process a transaction or operation that requires a work calendar, but the relevant calendar is either not maintained or incomplete in the system. The calendar might be missing key data such as public holidays, factory holidays, or working/non-working days, which are essential for scheduling, time evaluation, production planning, or other time-dependent processes.
  
  Where it typically occurs:
  
  Time management (e.g., personnel time evaluation)
  Production planning and scheduling
  Work scheduling in Plant Maintenance or Project System
  Any process that depends on factory or public holiday calendars
  
  
  
  Solution:
  
  
  Identify the Calendar:
  Determine which calendar is causing the issue. This is usually the factory calendar or public holiday calendar assigned to the relevant plant, personnel area, or work center.
  
  
  Maintain the Calendar:
  
  Go to transaction SCAL (Factory Calendar Maintenance).
  Select the relevant calendar.
  Check if the calendar is created and active.
  Maintain the public holidays, factory holidays, and weekly work schedules.
  Ensure