How To Fix MW508 - No supply source determination defined for item category & selected

MW508 - Overview

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 508

• Message text: No supply source determination defined for item category & selected

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MW508 - No supply source determination defined for item category & selected ?

  The SAP error message MW508 indicates that there is no supply source determination defined for the specified item category in the context of a material document or a purchase order. This error typically arises when the system is unable to find a valid source of supply for the item being processed.
  
  Cause:
  
  Missing Source Determination: The item category does not have a defined source of supply in the system.
  
  Configuration Issues: The configuration settings for the material type or item category may not be set up correctly.
  Master Data Issues: The material master or vendor master data may be incomplete or incorrectly maintained.
  Purchasing Info Records: There may be no purchasing info records available for the material and vendor combination.
  Source List: The source list for the material may not be maintained or may not include the required vendor.
  
  
  Solution:
  To resolve the MW508 error, you can take the following steps:
  
  
  Check Item Category Configuration:
  
  Go to the configuration settings