How To Fix D-801 - Change of status light not defined: light has to be green, yellow or red

D-801 - Overview

• Message type: E = Error

• Message class: D- -

• Message number: 801

• Message text: Change of status light not defined: light has to be green, yellow or red

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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D-801 - Details

• The SAP error message D-801, which states "Change of status light not defined: light has to be green, yellow or red," typically occurs in the context of SAP applications that involve status indicators, such as in production planning, project management, or other modules where visual status indicators are used.
  
  Cause:
  The error is triggered when the system encounters a status light that is not defined or recognized. The status light is expected to be one of the following colors:
  
  Green
  Yellow
  Red
  
  If the status light is set to a different value or is not properly configured, the system will generate this error message.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Configuration:
  
  Verify the configuration settings for the status lights in the relevant SAP module. Ensure that the status lights are defined correctly and that only the allowed colors (green, yellow, red) are being used.
  
  
  
  Review Status Assignments:
  
  Check the status assignments in the relevant transactions or objects.