How To Fix MD498 - Range of coverage (green) must not be lower than range of cov. (yellow)

MD498 - Overview

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 498

• Message text: Range of coverage (green) must not be lower than range of cov. (yellow)

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.

MD498 - Details

• The SAP error message MD498 indicates an issue with the coverage range settings in the Material Requirements Planning (MRP) module. Specifically, it means that the range of coverage defined for a material in the system is not set correctly, where the green range (the desired coverage) is lower than the yellow range (the minimum coverage).
  
  Cause:
  
  Configuration Error: The coverage settings for the material may have been incorrectly configured in the material master or MRP settings.
  Data Entry Mistake: During the setup of the material, the values for the coverage range may have been entered incorrectly.
  Inconsistent Settings: The settings for the material may not align with the overall planning strategy or requirements.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and check the MRP views.
  Verify the settings for the coverage range, specifically the green and yellow values.
  
  
  
  Adjust Coverage Settings:
  
  If the green range is indeed lower than the yellow range, adjust