How To Fix EWA406 - Selection of capacities from earlier appointments not possible

EWA406 - Overview

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 406

• Message text: Selection of capacities from earlier appointments not possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EWA406 - Selection of capacities from earlier appointments not possible ?

  The SAP error message EWA406, which states "Selection of capacities from earlier appointments not possible," typically occurs in the context of capacity planning or scheduling within SAP, particularly in modules like SAP ERP or SAP S/4HANA. This error indicates that the system is unable to select or utilize capacity data from previous appointments or bookings for the current operation or planning activity.
  Causes:
  
  Time Overlap: The selected capacity may overlap with other appointments or bookings, making it impossible to allocate the same resources.
  Capacity Availability: The capacity being referenced may not be available for the requested time period due to prior commitments.
  Data Integrity Issues: There may be inconsistencies or missing data in the capacity planning tables or related master data.
  
  Configuration Issues: Incorrect configuration in the capacity planning settings or resource definitions may lead to this error.
  Authorization Issues: The user may not have the necessary permissions to access or modify the capacity data.
  
  Solutions:
  
  Check Appointments: