How To Fix IWO_BAPI188 - Invalid value for calendar selection in order header

SAP Error Message - Details

• Message type: E = Error

• Message class: IWO_BAPI - BAPIs for ALM Orders: Messages

• Message number: 188

• Message text: Invalid value for calendar selection in order header

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message IWO_BAPI188 - Invalid value for calendar selection in order header ?

  The SAP error message "IWO_BAPI188 Invalid value for calendar selection in order header" typically occurs when there is an issue with the calendar selection parameters in a work order or maintenance order. This error is often related to the configuration of the order's scheduling or the values being passed to the BAPI (Business Application Programming Interface) for creating or updating orders.
  Cause:
  
  
  Invalid Calendar Selection: The error indicates that the calendar selection value provided in the order header is not valid. This could be due to:
  
  An incorrect calendar ID being used.
  The calendar not being defined or active in the system.
  The calendar selection not matching the expected format or values.
  
  
  
  Configuration Issues: There may be issues with the configuration of the work center or the plant settings that define the calendar.
  
  
  Data Entry Errors: If the values are being entered manually or through a custom program, there may be a typo or incorrect value being passed.
  
  
  Solution:
  
  
  Check Calendar Configuration:
  
  Go to the transaction code SCAL to check the calendar settings in SAP.
  Ensure that the calendar ID being used is valid and active.
  
  
  
  Verify Work Center Settings:
  
  Check the work center configuration in transaction code CR01 or CR02.
  Ensure that the work center is assigned to the correct plant and that the calendar settings are properly configured.
  
  
  
  Review Input Values:
  
  If you are using a custom program or BAPI, review the input parameters being passed to ensure that the calendar selection value is correct.
  Ensure that the values conform to the expected format and are valid for the context of the order.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific BAPI you are using to understand the expected input parameters and their valid values.
  
  
  
  Testing:
  
  After making any changes, test the creation or update of the order again to see if the error persists.
  
  
  
  Related Information:
  
  BAPI Documentation: Look for the specific BAPI documentation in SAP to understand the parameters and their expected values.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW31 (Create Order), IW32 (Change Order), and IW33 (Display Order) for testing purposes.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP Basis or functional team for further investigation.