How To Fix SHMM030 - No external session available for extended display

SHMM030 - Overview

• Message type: E = Error

• Message class: SHMM - Shared Objects Monitor

• Message number: 030

• Message text: No external session available for extended display

What causes this issue?

The enhanced display of the root object is based on the ABAP Debugger
and requires a further external session (window). However all available
external sessions are already open.

System Response

The alternative root object display is started.

How to fix this error?

Close a GUI window so that an external session is available for the
enhanced display.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SHMM030 - No external session available for extended display ?

  The SAP error message SHMM030: No external session available for extended display typically occurs when there is an issue with the connection between the SAP GUI and the SAP application server, particularly when trying to use the extended display feature. This can happen in various scenarios, such as when using transaction codes that require an external session or when trying to display certain types of data.
  Causes:
  
  Session Limitations: The user may have reached the maximum number of allowed sessions in the SAP system.
  Network Issues: There may be network connectivity problems between the SAP GUI and the application server.
  
  Configuration Issues: The SAP system may not be properly configured to allow external sessions.
  SAP GUI Version: The version of the SAP GUI being used may not be compatible with the SAP application server.
  User Authorizations: The user may not have the necessary authorizations to open an external session.
  
  Solutions:
  
  
  Check Session Limits:
  
  Ensure that you have not exceeded