How To Fix TU186 - Factory calendar is not maintained. Intervals are calculated in work days

SAP Error Message - Details

• Message type: E = Error

• Message class: TU - Billing/Scheduling/Budget Billing

• Message number: 186

• Message text: Factory calendar is not maintained. Intervals are calculated in work days

What causes this issue?

You have set the indicator <ZH><LS>Take factory calendar into account</>
</>. However, you have not entered a corresponding factory calendar.

System Response

No factory calendar is considered when generating schedule records, as
no factory calendar was entered. The data is calculated using calendar
days, not work days.

How to fix this error?

Enter a factory calendar.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TU186 - Factory calendar is not maintained. Intervals are calculated in work days ?

  The SAP error message TU186, which states "Factory calendar is not maintained. Intervals are calculated in work days," typically occurs when the system is unable to find a valid factory calendar for the specified plant or location. This can lead to issues in scheduling, planning, and other operations that rely on the factory calendar to determine working days and non-working days.
  Cause:
  
  Missing Factory Calendar: The primary cause of this error is that the factory calendar has not been defined or assigned to the relevant plant or location in the system.
  Incorrect Configuration: The factory calendar may be incorrectly configured or not linked to the relevant organizational units.
  Plant or Location Issues: The plant or location for which the operation is being performed may not have a factory calendar assigned.
  
  Solution:
  To resolve the TU186 error, you can follow these steps:
  
  
  Check Factory Calendar Assignment:
  
  Go to the transaction code SPRO (SAP Reference IMG).
  Navigate to Enterprise Structure > Definition > Logistics - General > Define Factory Calendar.
  Ensure that a factory calendar is defined and assigned to the relevant plant.
  
  
  
  Create or Maintain Factory Calendar:
  
  If a factory calendar does not exist, you can create one by going to the same path in SPRO and selecting Define Factory Calendar.
  Define the working days, holidays, and any other relevant settings.
  
  
  
  Assign Factory Calendar to Plant:
  
  After creating or verifying the factory calendar, ensure it is assigned to the appropriate plant.
  You can do this by navigating to Enterprise Structure > Assignment > Logistics - General > Assign Factory Calendar to Plant.
  
  
  
  Check for Custom Settings:
  
  If your organization has custom settings or specific requirements, ensure that these are correctly configured in the system.
  
  
  
  Testing:
  
  After making the necessary changes, test the functionality that was previously generating the error to ensure that it has been resolved.
  
  
  
  Related Information:
  
  Factory Calendar: A factory calendar defines the working days and non-working days for a specific plant or location. It is crucial for scheduling and planning processes in SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCAL (to maintain calendars) and SPRO (to access configuration settings).
  Documentation: Refer to SAP Help documentation for detailed information on factory calendars and their configuration.
  
  By following these steps, you should be able to resolve the TU186 error and ensure that your factory calendar is properly maintained in SAP.