How To Fix RT555 - SAP buffer: Menu (CUA)

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 555

• Message text: SAP buffer: Menu (CUA)

What causes this issue?

The CUA buffer (also known as the menu buffer contains menus,
pushbuttons, for ABAP screen pages.
You can set the maximum size of the CUA buffer using system parameter
<ZH>rsdb/cua/buffersize</>. The system calculates the maximum number of
entries in the buffer directory. Specify the value for system parameter
<ZH>rsdb/cua/buffersize</> in kilobytes.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE BC_BUFFER_INFO1 OBJECT DOKU ID TX LANGUAGE EN
A typical size setting for the buffer is around 3.000 to 6.000 KB.
INCLUDE BC_BUFFER_INFO2 OBJECT DOKU ID TX LANGUAGE EN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RT555 - SAP buffer: Menu (CUA) ?

  The SAP error message RT555, which relates to the SAP buffer for the menu in the Central User Administration (CUA), typically indicates an issue with the menu buffer in the SAP system. This error can occur for various reasons, including inconsistencies in the menu structure or issues with the user roles and authorizations.
  Cause:
  
  Menu Buffer Issues: The menu buffer may be corrupted or not properly synchronized across the systems in the CUA landscape.
  Authorization Problems: The user may not have the necessary authorizations to access certain menu items.
  Changes in Menu Structure: If there have been recent changes to the menu structure or roles, it may not have been updated in the buffer.
  System Configuration: Misconfiguration in the CUA setup can lead to issues with menu synchronization.
  
  Solution:
  
  
  Refresh the Menu Buffer:
  
  You can refresh the menu buffer by using transaction code SE38 or SA38 and executing the report RS_BI_MENU_BUFFER.
  This report can help to clear and rebuild the menu buffer.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the menu items. You can use transaction SU53 to analyze authorization issues after the error occurs.
  
  
  
  Synchronize Menus:
  
  If you have made changes to the menu or roles, ensure that these changes are synchronized across all systems in the CUA landscape. You can use transaction SCUA to manage and synchronize user data.
  
  
  
  Check CUA Configuration:
  
  Review the CUA configuration settings to ensure that everything is set up correctly. This includes checking the logical system settings and ensuring that the CUA is properly configured to manage user roles and authorizations.
  
  
  
  System Restart:
  
  In some cases, a system restart may help to clear temporary issues with the buffer.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE38 or SA38: To execute reports.
  SU53: To check authorization issues.
  SCUA: To manage CUA settings.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the RT555 error. You can search the SAP Support Portal for notes related to CUA and menu buffer issues.
  
  
  Documentation: Review SAP documentation on Central User Administration and menu management for best practices and troubleshooting steps.
  
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.