How To Fix IW747 - No unit for day/hour could be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 747

• Message text: No unit for day/hour could be determined

What causes this issue?

For <DS:GLOS.scheduling>scheduling</>, the system needs the time units
<ZH>hours</> and <ZH>days</>. One of these units is not maintained in
customizing.

System Response

INCLUDE 'KEINE-VERARBEITUNG' OBJECT DOKU ID TX LANGUAGE E

How to fix this error?

Maintain these units in customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IW747 - No unit for day/hour could be determined ?

  The SAP error message IW747: No unit for day/hour could be determined typically occurs in the context of maintenance orders or service orders when the system is unable to determine the appropriate unit of measure for time-related fields, such as duration or planned work time. This can happen for various reasons, and here are some common causes, solutions, and related information:
  Causes:
  
  Missing Configuration: The unit of measure for time (days, hours) may not be properly configured in the system.
  Incorrect Master Data: The master data for the work center, task list, or operation may not have the correct unit of measure assigned.
  Inconsistent Data: There may be inconsistencies in the data entered in the order or task list that prevent the system from determining the unit of measure.
  Custom Development: If there are custom developments or enhancements in the system, they might interfere with the standard functionality.
  
  Solutions:
  
  
  Check Configuration:
  
  Go to the configuration settings for units of measure in SAP (Transaction Code: OME1 or OME2).
  Ensure that the units of measure for time (e.g., hours, days) are defined and active.
  
  
  
  Review Master Data:
  
  Check the work center or task list associated with the order. Ensure that the unit of measure is correctly defined.
  Use Transaction Codes like CR01 (Create Work Center) or CR02 (Change Work Center) to verify the settings.
  
  
  
  Validate Order Data:
  
  Review the maintenance order or service order for any inconsistencies in the time-related fields.
  Ensure that all required fields are filled out correctly and that there are no missing entries.
  
  
  
  Check for Custom Enhancements:
  
  If there are any custom programs or enhancements, review them to ensure they are not causing the issue.
  Consult with your ABAP developer or technical team if necessary.
  
  
  
  SAP Notes and Support:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error.
  If the issue persists, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW31 (Create Order), IW32 (Change Order), and IW33 (Display Order) to navigate through orders.
  Unit of Measure Tables: Understand the relevant tables in SAP that store unit of measure information, such as T006 (Units of Measure) and T006A (Units of Measure: Language-Dependent Texts).
  Documentation: Refer to SAP documentation or help files for detailed information on configuring units of measure and managing master data.
  
  By following these steps, you should be able to identify and resolve the issue related to the IW747 error message in SAP.