How To Fix MI549 - Maximum number of main screens (&) exceeded

MI549 - Overview

• Message type: E = Error

• Message class: MI - Customizing for the Material Master

• Message number: 549

• Message text: Maximum number of main screens (&) exceeded

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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MI549 - Details

• The SAP error message MI549, which states "Maximum number of main screens (&) exceeded," typically occurs when the system has reached the limit of main screens that can be opened or displayed in a particular session. This can happen in various SAP transactions, especially when dealing with multiple sessions or screens.
  
  Cause:
  
  Exceeding Screen Limit: Each SAP session has a limit on the number of main screens that can be opened simultaneously. If you try to open more screens than the allowed limit, you will encounter this error.
  System Configuration: The maximum number of screens is determined by system configuration settings, which may vary based on the SAP version and system parameters.
  User Behavior: Users may inadvertently open too many sessions or screens, especially if they are navigating through multiple transactions without closing previous ones.
  
  
  Solution:
  
  Close Unused Screens: Review the open sessions and close any that are not needed. You can do this by navigating