How To Fix XT668 - System &1 and &2 access a common transport directory

XT668 - Overview

• Message type: E = Error

• Message class: XT - Transport Management System

• Message number: 668

• Message text: System &1 and &2 access a common transport directory

What causes this issue?

The configuration of the Transport Management System has the two
systems <LS>&V1&</> and <LS>&V2&</> in different transport groups. This
means that they do not access the same transport directory.
When the system checked the transport groups, it discovered that system
<LS>&V2&</> can read a test file written by system <LS>&V1&</> to the
transport directory.

System Response

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

How to fix this error?

Check the configuration of the systems <LS>&V1&</> and <LS>&V2&</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XT668 - System &1 and &2 access a common transport directory ?

  The SAP error message XT668 indicates that two or more systems (denoted as &1 and &2) are trying to access the same transport directory. This situation can lead to conflicts and inconsistencies in the transport management system (TMS) because multiple systems should not share the same transport directory.
  
  Cause:
  The primary cause of this error is the configuration of the transport directory in the Transport Management System (TMS). If multiple SAP systems are configured to use the same transport directory, it can lead to issues such as:
  
  Conflicts in transport requests.
  Inconsistent transport logs.
  Potential data corruption.
  
  
  Solution:
  To resolve the XT668 error, you should ensure that each SAP system has its own unique transport directory. Here are the steps to address the issue:
  
  
  Check Transport Directory Configuration:
  
  Go to transaction STMS in the SAP GUI.
  Navigate to the Transport Management System configuration.
  Check the transport directory settings for each system.
  
  
  
  Modify Transport Directory:
  
  If you find that two systems are pointing to