How To Fix VEVSM_MSG000 - Communication error; different request number expected

SAP Error Message - Details

• Message type: E = Error

• Message class: VEVSM_MSG - Message class for VE VSM in SAP GUI

• Message number: 000

• Message text: Communication error; different request number expected

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message VEVSM_MSG000 - Communication error; different request number expected ?

  The SAP error message VEVSM_MSG000 indicates a communication error where a different request number is expected. This typically occurs in scenarios involving the SAP Vehicle Management System (VMS) or when dealing with communication between different SAP systems or components.
  Cause:
  
  
  Mismatched Request Numbers: The error usually arises when the system is expecting a specific request number for a transaction, but it receives a different one. This can happen due to:
  
  Network issues causing a delay or loss of communication.
  Incorrect configuration in the communication setup between systems.
  A previous transaction not being completed or acknowledged properly.
  Issues with the middleware or integration layer if you are using SAP PI/PO or other integration tools.
  
  
  
  Session Management Issues: If multiple sessions are open or if there are issues with session handling, it can lead to confusion regarding which request number is being processed.
  
  
  Data Consistency Issues: If there are inconsistencies in the data being sent or received, it can lead to this error.
  
  
  Solution:
  
  
  Check Network Connectivity: Ensure that there are no network issues affecting communication between the systems. This includes checking firewalls, VPNs, and other network configurations.
  
  
  Review Configuration: Verify the configuration settings for the communication between the systems. Ensure that the request numbers are being generated and handled correctly.
  
  
  Session Management: Close any unnecessary sessions and ensure that the session handling is properly configured. If you are using multiple sessions, try to limit them to avoid conflicts.
  
  
  Reprocess the Transaction: If the error occurred during a specific transaction, try to reprocess it. Ensure that the previous transaction has been completed successfully.
  
  
  Check Logs: Review the application logs and system logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that might address this specific error. There may be patches or updates that resolve known issues.
  
  
  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, including the context in which it occurred.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in diagnosing the issue, such as SM21 (System Log), ST22 (Dump Analysis), and SLG1 (Application Log).
  Documentation: Review the SAP documentation related to the Vehicle Management System or the specific module you are working with for any additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the VEVSM_MSG000 error and implement a suitable solution.