How To Fix RSTT0091 - Check instance is bound

RSTT0091 - Overview

• Message type: E = Error

• Message class: RSTT0 - Trace Tool: Message Class Engine Layer

• Message number: 091

• Message text: Check instance is bound

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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RSTT0091 - Details

• The SAP error message RSTT0091, which states "Check instance is bound," typically occurs in the context of the SAP system's transport management or during the execution of certain transactions related to system performance monitoring or data transport.
  
  Cause:
  The error usually indicates that there is an issue with the transport instance or the configuration of the system landscape. Specifically, it may arise when:
  
  The transport instance is not properly configured or bound to the correct transport directory.
  There is a mismatch in the transport layer settings.
  The transport directory is not accessible or has incorrect permissions.
  The system is trying to access a transport request that is not properly assigned to the instance.
  
  
  Solution:
  To resolve the RSTT0091 error, you can follow these steps:
  
  
  Check Transport Configuration:
  
  Go to transaction STMS (Transport Management System).
  Verify that the transport routes and layers are correctly configured.
  Ensure that the transport directory is correctly set up and accessible.
  
  
  
  Check Instance Binding:
  
  In transaction STMS, check the status