How To Fix /SCMTMS/CS021 - Inbox of user &1 cannot be read

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/CS -

• Message number: 021

• Message text: Inbox of user &1 cannot be read

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 /SCMTMS/CS021 - Inbox of user &1 cannot be read ?

  The SAP error message /SCMTMS/CS021 Inbox of user &1 cannot be read typically occurs in the context of SAP Transportation Management (TM). This error indicates that the system is unable to access or read the inbox of the specified user, which can be due to several reasons. Below are some common causes, potential solutions, and related information:
  Causes:
  
  User Authorization Issues: The user may not have the necessary authorizations to access their inbox.
  User Profile Issues: The user profile may not be correctly set up or may be missing.
  Technical Issues: There could be a technical issue with the database or the application server that is preventing access to the inbox.
  Data Corruption: There may be corruption in the data related to the user's inbox.
  System Configuration: Incorrect configuration settings in the SAP TM system could lead to this error.
  
  Solutions:
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary roles and authorizations to access the inbox. You can use transaction code SU53 to analyze authorization issues.
  If necessary, adjust the user roles in transaction PFCG.
  
  
  
  Verify User Profile:
  
  Check if the user profile is correctly set up in the system. You can do this using transaction SU01 to view and edit user details.
  
  
  
  Technical Troubleshooting:
  
  Check the system logs for any errors or warnings that might provide more context about the issue. Use transaction SM21 to view the system log.
  If there are any database issues, consider running database consistency checks or contacting your database administrator.
  
  
  
  Data Integrity Check:
  
  If you suspect data corruption, you may need to run consistency checks or data repair tools specific to SAP TM. Consult with your SAP Basis team for assistance.
  
  
  
  System Configuration Review:
  
  Review the configuration settings in the SAP TM system to ensure that everything is set up correctly. This may involve checking the settings in transaction SPRO related to Transportation Management.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the steps you have already taken.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SU01 (User Maintenance), PFCG (Role Maintenance), SM21 (System Log), and SU53 (Authorization Check).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation for Transportation Management for more insights into user management and inbox functionality.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the error message /SCMTMS/CS021.