How To Fix /SCMTMS/MC_CON_CACHE054 - &1 distinct connections

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMTMS/MC_CON_CACHE -

• Message number: 054

• Message text: &1 distinct connections

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 /SCMTMS/MC_CON_CACHE054 - &1 distinct connections ?

  The SAP error message /SCMTMS/MC_CON_CACHE054 typically indicates an issue related to the connection cache in the SAP Transportation Management System (TM). This error message suggests that there are a certain number of distinct connections that are causing problems, which can lead to performance issues or failures in processing.
  Cause:
  
  Connection Limit Exceeded: The error may occur when the number of distinct connections to the database or application server exceeds the configured limit.
  Configuration Issues: There may be misconfigurations in the connection settings or parameters that lead to excessive connections being opened.
  Resource Constraints: The system may be running low on resources, such as memory or processing power, which can affect connection handling.
  Network Issues: Problems with the network can lead to connections not being properly closed, resulting in a buildup of distinct connections.
  
  Solution:
  
  Check Connection Settings: Review the connection settings in the SAP TM configuration. Ensure that the maximum number of connections is set appropriately for your system's capacity.
  Monitor Connections: Use transaction codes like SM50 or SM66 to monitor active processes and connections. Identify any long-running or stuck processes that may be holding onto connections.
  Adjust Parameters: If necessary, adjust the parameters related to connection pooling and limits in the SAP system profile. This may involve increasing the maximum number of allowed connections.
  Database Tuning: If the issue is related to database connections, consider tuning the database settings to handle more connections efficiently.
  Review Application Logic: Check the application logic to ensure that connections are being opened and closed properly. Look for any code that may be leaking connections.
  Restart Services: In some cases, restarting the application server or relevant services may help clear up any lingering connection issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps. You can search the SAP Support Portal for notes related to /SCMTMS/MC_CON_CACHE054.
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Performance Monitoring: Implement performance monitoring tools to keep track of connection usage and system performance over time.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support or your system administrator for further assistance.