How To Fix DNO202 - Specify either the notification to the left or to the right

SAP Error Message - Details

• Message type: E = Error

• Message class: DNO - Messages for General Notifications

• Message number: 202

• Message text: Specify either the notification to the left or to the right

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 DNO202 - Specify either the notification to the left or to the right ?

  The SAP error message DNO202 ("Specify either the notification to the left or to the right") typically occurs in the context of maintenance notifications or service notifications when you are trying to create or modify a notification and the system requires you to specify a related notification.
  Cause:
  This error usually arises when:
  
  You are attempting to link notifications (for example, a follow-up notification) but have not specified which notification you are referring to.
  The system expects you to provide either a preceding (left) or a subsequent (right) notification, but neither has been specified.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Notification Fields: Ensure that you have filled in the required fields for the notifications. Look for fields that allow you to specify related notifications.
  
  
  Specify Notifications: 
  
  If you are trying to link a notification, make sure to enter the notification number in the appropriate field (either left or right).
  If you are creating a new notification, ensure that you are not inadvertently trying to link it to another notification without specifying which one.
  
  
  
  Review Documentation: If you are unsure about the fields, refer to the SAP documentation or help files related to notifications to understand the required fields and their purposes.
  
  
  Consult with Colleagues: If you are still having trouble, consult with a colleague or a SAP expert within your organization who may have experience with notifications.
  
  
  Check User Authorizations: Ensure that you have the necessary authorizations to create or modify notifications, as lack of permissions can sometimes lead to unexpected errors.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW21 (Create Notification), IW22 (Change Notification), and IW23 (Display Notification).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums for additional insights and solutions from other users who may have encountered the same issue.
  
  By following these steps, you should be able to resolve the DNO202 error and successfully manage your notifications in SAP.