How To Fix COV202 - Error while creating the server list (TH_SERVER_LIST)

SAP Error Message - Details

• Message type: E = Error

• Message class: COV - Messages for Coverage Analyzer

• Message number: 202

• Message text: Error while creating the server list (TH_SERVER_LIST)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message COV202 - Error while creating the server list (TH_SERVER_LIST) ?

  The SAP error message COV202, which indicates "Error while creating the server list (TH_SERVER_LIST)," typically occurs in the context of SAP system landscape management, particularly when dealing with the configuration of application servers in a distributed environment.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP application server and the database or other servers.
  Configuration Errors: Incorrect configuration in the instance profile or the SAP system parameters can lead to this error.
  Missing or Incorrect Entries: The server list may be missing entries or have incorrect entries that prevent the system from generating the server list.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the required resources.
  System Load: High system load or resource constraints can also lead to this error, as the system may not be able to process the request in a timely manner.
  
  Solutions:
  
  Check Network Connectivity: Ensure that all servers in the landscape can communicate with each other. Use tools like ping or traceroute to diagnose network issues.
  Review Configuration: Check the instance profile and ensure that all parameters are correctly set. Pay special attention to parameters related to the server list and communication.
  Update Server List: If the server list is outdated or incorrect, update it manually. You can do this through transaction codes like SMLT (for logical systems) or SMLT (for transport routes).
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the operation. You may need to consult with your SAP security team.
  Monitor System Performance: Check system performance metrics to see if there are any resource constraints. If the system is under heavy load, consider scheduling the operation during off-peak hours.
  Restart Services: Sometimes, simply restarting the affected SAP services or instances can resolve transient issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to COV202 for any specific patches or updates that may address this issue. You can search for relevant notes in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM51 (to view active servers), SMLT (to manage logical systems), and RZ10 (to manage instance profiles).
  Logs: Review the system logs (transaction SM21) and developer traces (transaction ST22) for any additional error messages or warnings that could provide more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.