How To Fix 14128 - No instances defined in server group

14128 - Overview

• Message type: E = Error

• Message class: 14 - Task handler messages

• Message number: 128

• Message text: No instances defined in server group

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 14128 - No instances defined in server group ?

  The SAP error message "14128 No instances defined in server group" typically occurs in the context of SAP NetWeaver or SAP Application Server environments. This error indicates that there are no application server instances defined in the specified server group, which can prevent users from accessing the system or executing certain transactions.
  
  Cause:
  
  Server Group Configuration: The server group may not have any instances assigned to it. This can happen if the instances were not properly configured or if they were removed.
  Instance Availability: All instances in the server group may be down or not registered correctly with the message server.
  Network Issues: There may be network connectivity issues preventing the message server from communicating with the application server instances.
  System Configuration Changes: Recent changes in the system configuration or updates may have inadvertently affected the server group settings.
  
  
  Solution:
  
  
  Check Server Group Configuration:
  
  Go to the SAP Management Console (SAP MC) or use transaction code SMLG to