How To Fix 40663 - Choose a secondary resource

40663 - Overview

• Message type: E = Error

• Message class: 40 - Messages for Process Orders

• Message number: 663

• Message text: Choose a secondary resource

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 40663 - Choose a secondary resource ?

  The SAP error message 40663, "Choose a secondary resource," typically occurs in the context of production planning or scheduling when a primary resource is not available or cannot be used for a particular operation. This error indicates that the system requires you to select a secondary resource to proceed with the operation.
  
  Cause:
  
  Resource Availability: The primary resource may be unavailable due to maintenance, breakdown, or scheduling conflicts.
  Resource Configuration: The primary resource may not be configured correctly in the system, or it may not be suitable for the operation being performed.
  Capacity Constraints: The primary resource may have reached its capacity limit, necessitating the use of a secondary resource.
  Routing Issues: The routing for the production order may not have a valid primary resource assigned, or the operation may require a secondary resource by design.
  
  
  Solution:
  
  Select a Secondary Resource: When prompted by the error message, choose an appropriate secondary resource from the list provided in