How To Fix EWA475 - A route must be allocated before resource planning

EWA475 - Overview

• Message type: E = Error

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

• Message number: 475

• Message text: A route must be allocated before resource planning

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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EWA475 - Details

• The SAP error message EWA475, which states "A route must be allocated before resource planning," typically occurs in the context of production planning and control within the SAP system. This error indicates that a route has not been assigned to a production order or a planned order, which is necessary for resource planning and scheduling.
  
  Cause:
  
  Missing Route Assignment: The most common cause of this error is that the production order or planned order does not have a route assigned to it. Routes define the sequence of operations and the resources (work centers) required for production.
  Incorrect Master Data: There may be issues with the master data, such as missing or incorrect routing information for the material being produced.
  
  Configuration Issues: There could be configuration issues in the production planning settings that prevent the system from automatically assigning a route.
  
  
  Solution:
  
  
  Assign a Route:
  
  Go to the production order or planned order in question.
  Check the routing tab